Questions tagged [ethology]
The study of animal behaviour.
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How do felines visually identify their prey? [closed]
Background
We've probably all seen videos of safari vehicles where the tourists are just sitting on the top, completely uncovered. See for example this post from Quora. In theory, the lions could ...
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How many of their caches do chickadees retrieve?
Chickadees are scatter-caching birds and I've heard they can hide as many as 10,000 seeds for retrieval over the winter. How many of these cached seeds actually end up getting used in a typical winter?...
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1answer
85 views
Why is this bumblebee attracted to a methane leak?
In this video from Bloomburg Quicktake, the reporters discover at a methane well (Skip to 14:21) a GHG leak that has attracted bumblebees. Does natural gas smell sweet to bees? Why would the bees be ...
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1answer
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Do the activity patterns of an owl species determine their eye colour?
Recently I've been thinking about the colour of owl eyes, and trying to figure out if there is a pattern anywhere between species.
I have read for example, that yellow-eyes implies they are day time ...
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130 views
Do crabs actually "rip the legs off of other crabs" if they try to escape a bucket?
I read this strange remark:
Picture a bucket full of crabs with no lid. The moment a crab tries to get out, the other crabs will literally rip its legs off.
It was said as something that is common ...
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29 views
Source for how Honey Badgers Fight
This article gives an extremely detailed and precise analysis of "ritualized fighting" in honey badgers. I would like a source that does this exact same thing, but for real fighting, such as ...
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1answer
32 views
Little owl as decoy for skylark
I read that hunters used (now is forbidden) little owls tethered to attract skylarks.
They say this is due to their magnetic look of the eyes.
I didn't find any scientific documentation of this. Any ...
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0answers
38 views
What is the term for the physical and behavioral changes that occur in an adult species due to the change in their hierarchy?
For example, when a chicken becomes a rooster its crest becomes larger and their feathers become more colorful. Dominant male lions get larger and darker manes.
Also, can these changes also occur ...
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296 views
Is it possible to put 100 live black ants and 100 live fire ants in a glass jar without them fighting each other immediately?
Background:
There is a claim falsely attributed to David Attemborough:
If you collect 100 black ants and 100 fire ants and put them in a
glass jar nothing will happen. But if you take the jar, shake ...
5
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0answers
116 views
Can apes have schizophrenia?
Many animals can become mentally ill, but I could not find any account of animals showing schizophrenia, not even apes. I could only find this, but it seems very vague.
Is there any evolutionary ...
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2answers
72 views
Do whales ever just hang out on the surface breathing?
You only ever hear of whales surfacing for a brief second to exhale/inhale before they dive back down. But do they ever just stay at surface level, laying there with their blow hole up in the air, ...
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1answer
59 views
Why don't bees sting hornets for defense?
Why don't honeybees sting hornets for defense when their hive is attacked? It seems like a good weapon against bigger animals - why not against hornets?
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23 views
Do the posterior legs of mosquito plays the role of antenna?
I have had this question for years and this stems from the observation that when I bring my hand close to a mosquito lying on some surface (e.g : wall) I see its posterior legs - which are in a ...
2
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0answers
106 views
Is there any non-human animal social group that punishes members with "imprisonment" or a similar method?
I was reading this blog on Scientific American, which discusses whether wild animals are happier than domesticated ones. I've also read about strong territorial instincts in some species. This reading ...
3
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1answer
55 views
Bats observed hunting insect prey - any evidence of "handedness" (laterality) in circular flight pattern?
Whilst watching a bat hunting on the wing at dusk (most likely was a species common to my urban UK location, e.g. pipistrelle) its flight pattern around the garden comprised circles, several metres in ...
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24 views
Why do Oak Processionary caterpillars form processions?
Firstly ,I don't live in Europe. I live in South India, and my garden has a Night Flowering Jasmine tree.
And these trees are quite popular, but notorious for their caterpillars. In our region ,there ...
2
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0answers
37 views
What changes do ants make to the soil they use for building ant hills
I live in South India ,and among the many species of ants in and around our house, some of them except the weaver ants build the typical small ant hills in the garden.
I have examined the coarse sand ...
7
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1answer
195 views
Why do mosquitoes appear to be repelled by magnets?
A few days ago, I was playing with magnets and thought of placing one near a live mosquito (I had it held between my two fingers so it had no chance of escaping). When near the magnet, it twitched and ...
2
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0answers
68 views
Can ants distinguish individual ants in the colony?
I am aware that ants have the ability to distinguish which female is the queen and which ones aren't. However, can ants also uniquely distinguish other individual ants in the colony? Is the ...
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37 views
Harbor Seal behavior and personality
I'm doing some research on Harbor seal behavior, but I haven't been able to find much on general behavior such as personality, quirks, ect. Does anyone have anyone have any firsthand experience with ...
2
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2answers
95 views
How do crickets get away with being so loud without getting eaten?
How do crickets get away with being so loud without getting eaten? There are a number of bugs that reproduce by blatantly advertising their location. For instance fireflies advertise their location ...
0
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1answer
114 views
Why do wild lizards often tap with their front leg?
I have a lot of wild lizards (possibly Podarcis muralis) in my garden, and I have noticed some of their behavior I'd like to understand:
whenever they are in 'still' position on any surface, they are ...
3
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1answer
84 views
Why do bees fly inside the gaps between the decoration on the exterior wall of a building and the wall?
My house has decorations around the windows on the exterior wall:
There are gaps between those decorations and the bricks of the building:
During the summer, there are always bees looking for those ...
8
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1answer
1k views
How do beavers learn how to build dams?
I was wondering whether all beavers, from all around the world, know how to build dams and lodges? Do they need to learn it from their parents? If you release a group of beavers in the wild that haven'...
2
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1answer
81 views
Frogs stop croaking at same time
I know frogs start croaking at the same time to attract a female.
Why do they all stop at the same time?
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59 views
Do some birds really clean themselves using wet leaves?
While researching native shrubs to put in my garden for bird habitat, I read that some birds will take advantage of bushes to clean themselves by rubbing themselves against a wet leaf after rainfall (...
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1answer
95 views
Why are these nesting magpies building another nest
Pair if eurasian magpies occupy a nest visible from my balcony. It's the nesting season for them here, and I assumed they have laid eggs. I can't see the eggs directly, but one of the magpies has been ...
3
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1answer
53 views
Why are Aardvarks capable of burrowing given their size?
I was wondering if large animals could possibly dig extensive burrows for themselves to live in. The polar bear burrows, but snow is not dirt. The aardvark goes about 4' long, ~150 lbs: similar to a ...
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2answers
384 views
Can you explain the behavior of this snake?
I just saw this video in which a snake is swallowing grapes.
("Whip snake eating grapes").
In the video, the snake just doesn't eat but goes on to swallow 2-3 grapes.
I did some research on the ...
2
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1answer
2k views
The "truce of the watering hole" -- is it completely discredited?
In short, the idea comes from Kipling that animals observe a sort of truce around watering holes and prey animals do not have to be on guard (as much?) from predators in the vicinity.
I have read ...
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0answers
72 views
Do any non-human species have juveniles that cannot communicate with adults?
Human babies take 1+ years to begin learning how to speak (though sign language can be learned a bit earlier1).
I know that cries, yells, and other non-linguistic sound are a simple form of ...
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0answers
56 views
The primary source for Erich von Holst research for minnow forebrain and shoaling
I am trying to find the primary source of information about the experiments of Eric von Holst, mentioned by Konrad Lorenz in the book “Das sogenannte Böse: Zur Naturgeschichte der Aggression”/“On ...
5
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1answer
121 views
The emergence of Phengaris butterflies from ant nests
The butterflies of the Phengaris genus (also known as Maculinea) are known to be brood parasitic. During the fourth instar, the caterpillars leave their food plant and mimic ant larvae, causing the ...
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1answer
17 views
What's the technical terminology for call-and-respond type behaviour?
The groups of some species such as water birds display a behavior that once out of line-of-sight a member will periodically initiate an interaction by make some type of sound, which will be followed ...
3
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1answer
54 views
Predatory animal tracking methods
As far as I know, humans are the only animals that use visual references to track prey that is not immediately visible to them.
Do any other animals do this?
I'm not referring to stalking prey ...
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Do animals exist (for example ostriches, chimps, etc.) that develop the need to mate with humans if they are soley raised and socialized by humans?
I just watched a German talk show "Nachtstudio" with the title "Die Graugans und der Mensch" (Gosling and People) about the legacy of the famous ethologist and Nobel Prize winner Konrad Lorenz (https:/...
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2answers
122 views
Why are children so violent, compared to other adolescent animals, when they play?
When children play it is frequent that someone starts crying, suffers minor injuries and that they are intentionally mean towards each other (e.g., bite, pull hair, throws sand, pushes someone so they ...
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0answers
22 views
Can Chilopoda "vocalize" or produce sound for the express purpose of communication, as opposed to sound as a byproduct of other movements?
Is there any species of Chilopoda that can "vocalize" or or otherwise produce sound for the express purpose of communication, as opposed to sounds it might create as a byproduct of other movements ...
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0answers
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Lions protecting girl in Ethopia -- how plausible is it that they understood situation?
Several years ago we read of a girl who was apparently threatened by humans being protected by lions who chases off the males and stayed with the girl. Explanations like, "her crying resembled that of ...
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Why do some ant workers still wander at night?
As far as I have seen, the vast majority of workers in colonies of diurnal, non-nomadic species return to their nests and remain there at night. The colonies seem to forage largely during the day. ...
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1answer
3k views
What is this grasshopper doing?
I spotted a grasshopper standing on a pavement with a long sting placed in asphalt. I also recorded a video of it moving:
https://youtu.be/JoDdg2yUuYo
What is it doing?
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1answer
60 views
Why squirrel behaviour varies greatly throughout India?
Common squirrels seen in India, probably Indian palm squirrels; seem to have drastic different behaviour. And all squirrels of a definite locality, behave in a very consistently same whay. That seems ...
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2answers
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Is 'disorientation event' a common term among biologists?
On the South Carolina Department of Natural Resources web page about the marine turtle conservation program it says, "When a hatchling sea turtle is attracted away from the ocean towards a direct or ...
2
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2answers
119 views
Are there any animal species other than humans & chimps that engage in tribal conflicts?
i.e., between tribes within the specie.
(For chimps, see, e.g., https://news.nationalgeographic.com/2016/01/160130-animals-insects-ants-war-chimpanzees-science.)
Am seeking examples to develop ...
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3answers
902 views
Do birds grieve and feel emotion?
Crows are surprisingly clever with tool making/use and even understanding displacement water over sand! Clearly there's some relatively high level cognitive processes going on up in those avian brains....
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1answer
44 views
Why are bees attracted to Stag Hides in Lime bath
A friend has some stag hides in lime-water solution. He noticed the stag hides were covered in bees of several different species. He also noticed that the nearby sheep hides in a similar bath have no ...
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1answer
62 views
How do animals learns seductional behaviour?
I was curious how the gender behaviour, the male role or female role, is known in mammals. Do mammals instinctively know how to do seduce the opposed sex or do the animals learn it from their parents/...
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1answer
75 views
Why do spinner dolphins spin?
Spinner dolphins have a behavior where they jump out of the water and spin a bunch of times in the air. Wikipedia's article on this just states
These spins may serve several functions
and doesn't ...
asked Apr 10 '19 at 16:13
David says Reinstate Monica
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1answer
279 views
Is cannibalism part of mainstream food-chain?
There are some species who sometimes eat their own kinds. Is this cannibalism considered their regular food? Do the link in food-chain for those animals make a loop on themselves?
Can this statement: ...
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Do non-human primates have mental disorders like humans?
I was at the zoo today and watched a gorilla pick at a scab on its finger, compulsively, until it started bleeding. Is this OCD or is it just a nervous thing that non-human primates do at the zoo? Do ...
