Questions tagged [ethology]
The study of animal behaviour.
217
questions
2
votes
1answer
22 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 ...
0
votes
2answers
68 views
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 ...
-1
votes
0answers
29 views
Evidence for instinctive human/wolf affinity?
I am not sure how this could be demonstrated although it certainly seems like human babies are in general attracted to dogs and are unafraid of them without prior introduction (I think). I wonder then ...
0
votes
0answers
12 views
Life cycle of Ascaris worms
Why do Ascaris larva move to the epiglottis from the lungs only to come down with food to the small intestine and become an adult?
7
votes
2answers
112 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....
0
votes
0answers
23 views
Do jackdaws help each other against enemies/predators?
Do jackdaws help each other out when one member of the flock is caught by a natural enemy? I'm asking this question, because I have seen other corvids do it.
1
vote
1answer
33 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 ...
1
vote
1answer
46 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/...
0
votes
1answer
34 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 ...
1
vote
1answer
68 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: ...
1
vote
0answers
40 views
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 ...
0
votes
0answers
32 views
Do flies avoid infrared light?
If flies avoid IR light, many places can be kept free from flies using IR light. We see insect repellers in many restaurants, but they don't seem to work well. Can IR be a safe & effective ...
3
votes
1answer
55 views
What's the smallest flier that migrates?
Painted ladies and monarchs migrate hundreds of miles (~1.61 hundreds of kms).
Are there long distance fliers that are significantly smaller?
Dual question: Are fliers' migration distances strictly ...
24
votes
2answers
3k views
What exactly is this small puffer fish doing and how did it manage to accomplish such a feat?
I recently saw a video on youtube where it shows a puffer fish making intricate designs in the sand:
OZZY MAN VIDEO
The puffer fish made this design on the sand:
What exactly is the puffer ...
0
votes
0answers
37 views
Is there animal other than human that can recognize distal causes?
We know animals can recognize proximate causes. For example, if animal A hits animal B and injures it then usually animal B is able to associate animal A with his injury. From our everyday experience ...
0
votes
0answers
77 views
E.O. Wilson on sociobiology and the origin of morality
Somewhere in E.O Wilson's writing, he discusses how human values are rooted in our nature as a specific kind of animal. He argues that we have an identifiable optimal living place -- a grove at the ...
0
votes
0answers
13 views
Do vultures ever carry food away?
I was wondering if the feet of Vultures enable them to carry food found in one location to another location, or whether they always just eat what's on site, on site? In other words, can Vultures do ...
0
votes
1answer
31 views
What's the relationship between oxygen consumption and ambient oxygen concentration for a lobster?
I was looking at a research paper by Thomas (1954) and came across a graph with ambient oxygen concentration plotted against oxygen consumption rate of a European lobster kept in water.
As we can see,...
7
votes
1answer
55 views
Can multiple cetacean species communicate?
It seems that individuals within the same species have their own communication, but is there evidence to suggest that individuals from different species are able to communicate?
5
votes
1answer
134 views
What's the relationship between snail movement and rain?
I have a question about the relationship between snail and rain. A few days ago I found snail shells in a moist area and I brought them in for crafts work (I thought they were empty because snail ...
1
vote
0answers
17 views
The Tun state of a tardigrade
I was wondering How long does it take for a tardigrade to enter and exit the Tun state?
I'm doing a thesis on tardigrades for my B.S in biology and I haven't come along any information in the primary ...
1
vote
0answers
30 views
Who cleans the cleaner fish?
Cleaner fish are those fish that eat the dead skin cells and parasites off from other usually larger fish.
( such cleaners include wrasse, cichlids, catfish, shrimp etc )
I wondered if the cleaner ...
19
votes
2answers
5k views
Why is wombat excreta shaped like cubes?
I've heard that wombat excreta is cube shaped, but I don't understand how that can happen. Has anyone studied the phenomenon? What would the evolutionary pressure have been to cause this?
0
votes
1answer
41 views
Will a dog develop similar feelings with a robot as like human?
I think we are connected to the world by Biochemistry first and then physical and verbal interactions. If a robot feeds a dog regularly, pampers it and cuddles it regularly, would it develop the same ...
1
vote
1answer
30 views
Why so fewer birds in the yard come late summer and early autumn?
We've enjoyed watching birds in our yard this past summer. We're in a suburb, fairly forested, inland northeastern USA hardiness zone 5. As we scaled up the amount of diversity and net primary ...
2
votes
0answers
24 views
Efficacy of sonic kangaroo deterrents
Bender (2003) tested the efficacy of sonic kangaroo deterrents. Their device is static (and apparently ineffective).
Has there been any rigorous testing of the whistle-like 'kangaroo deterrent' ...
1
vote
0answers
29 views
Is there mismatch in injures or death numbers for carnivores that hunt during day time and night time?
Is there significant mismatch in injures or death numbers for hunters (when hunter was killed or injured by its prey), between day time and night time hunts (carnivores that hunt during the day time ...
1
vote
0answers
46 views
Hamilton's rule: When to change the equation?
So, in class, my teacher gave two examples of using hamilton's rule. Let b= 4 and c=2.5.
The first was whether altruism would evolve between two diploid full siblings given these values. Since r=1/2, ...
2
votes
0answers
30 views
Why would a horse-fly quickly dip into water?
For several years I have noticed a large horse-fly, flying very quickly down to the surface of my pond (in Sweden), touch the surface, and fly off. Sometimes it dips down a few times, taking some ...
1
vote
0answers
42 views
How to quantify the strength of social bonding between the individuals of a colony? How to compare the strength of social bonding across the species?
Consider two different species of honey bees. If I have to compare the strength of social bonding between the two species i.e. in which species, social bonding between the individuals is stronger than ...
1
vote
2answers
348 views
Territorial behavior in humans?
Do humans exhibit territorial behavior like other primates? I have seen people sometimes stare at others -- notably males -- and then physical fights spontaneously turn up. Is this territorial? It ...
1
vote
1answer
59 views
What do bats do if played ultra sound?
If there are bats flying in the cave, and I play the same pitch they use to echolocate from a speaker, what would the bats do?
4
votes
2answers
90 views
Are there any pairs of animal species that regularly prey on other?
I don't mean cannibalism within a single species - I mean, are they are any pairs of species A and B such that members of species A regularly prey on members of species B, and also members of species ...
1
vote
1answer
57 views
Species that murder their own counterparts when put in captivity
Mary Midgley writes in her book, Beast and Man (p. 54 in this eBook: https://goo.gl/3NnhtP):
Lorenz gives chilling examples from roe deer and doves, in both of which species stronger members will ...
4
votes
1answer
352 views
Is there a distinction between the fisherian runaway theory and Fisher's sexy son theory?
In many websites/books they are referred to as part of the same process whereby:
"runaway" describing that the process continues even after traits become maladaptive
the "sexy son theory" explains ...
2
votes
2answers
153 views
Does human behaviour that is caused by inheritance depend on the environment and lifestyle in general?
Different breeds of common domesticated animals such as horses and dogs clearly show different behaviour, instincts, social relationships and similar, due to their biological inheritance. Still they ...
3
votes
0answers
55 views
Why do lions keep young preys and don't kill them right away?
I saw some (actually several) videos on Youtube of young lions and lionesses that after hunting baby preys keep them and even seem to play with them. The lions don't seem to want to hurt them but they ...
3
votes
1answer
346 views
What do you call clearly different sub-groups within a species?
If you look at species of bees and ants, you can clearly see there are drastically different specialized ants, like queen ants and workers. They're both part of the same species, yet are still ...
4
votes
0answers
135 views
Are there any parasites that alter human behavior in a self destructive way?
There seems to be quite a few examples of parasites taking over the behavior of insects in a way that leads to the death of the host. A couple of examples include:
Spinochordodes tellinii: A ...
1
vote
1answer
189 views
Is it fine to state every learned behavior has an innate component ? ie. Behavior X is largely/ mostly laerned with an innate component
For example human acquisition of language, can we say it is learned, but has an innate component -- because there is a particular structure of the tongue, and perhaps also a specific cognitive ability ...
2
votes
1answer
115 views
What are the chances that Tyrannosaurus Rex could roar? [closed]
Tyrannosaurus Rex is now thought to have possibly had lips. Less of chance of it roar though I was told by a friend just because there are birds doesn’t mean they can’t.
Evolution isn't linear, just ...
7
votes
1answer
186 views
What is the mechanism behind cats' geolocating homing behavior?
Some cats, which are separated from their home, have the ability to travel back to their original home - even over long distances and land that they haven't encountered before. E.g., see the Time ...
7
votes
1answer
203 views
Why does the olive tree produce a bitter tasting fruit?
What is the survival value for the olive tree to produce a bitter tasting fruit, even when it is ripened?
I realize some fruits and berries are species specific, i.e., meant for specific animals to ...
8
votes
2answers
512 views
Water-bird that can take off vertically from the water?
If you look at ducks taking off, they take off at a pretty flat angle, building up speed before they finally get some altitude. This takes a lot of distance, it seems, for them to get high in the air.
...
8
votes
1answer
276 views
Why don't electric eels shock themselves?
Why do electric eels not stun or pain themselves when they discharge their high voltage shocks? While it is known that they use those high voltage shocks to track their prey (as discovered by my ...
2
votes
0answers
39 views
Can crocodilians differentiate their offsprings from other young crocodiles?
I read that some species of crocodilians can take care of their young for as long as a year.
How do parents differentiate their offsprings from other young crocodiles? Smell, appearance, sound?
2
votes
1answer
118 views
Why are dogs so selective about choosing a spot to defecate?
Anybody who walks a dog knows that dogs are normally selective about choosing a spot to defecate. They sniff around for a long time, while I just want to be on my way.
I understand about marking ...
4
votes
1answer
139 views
Can platypuses communicate via electroreception?
I know at least some electroreceptive fish are capable of basic communication with other members of their species via varying their own bioelectric signals. However, I can't find any information as ...
2
votes
0answers
51 views
Do prey animals fail to see incoming pythons/snakes?
I understand that pythons are considered ambush predators, and I was under the impression that they tend to employ the sit-and-wait strategy: quietly staying in a coiled position near a trail ...
1
vote
1answer
90 views
At what point do scientists consider something sentient vs random and/or genetic? [closed]
When I was thinking about sentience from a scientific point of view, I was confused about the bio-electric mental difference between a paramecium, dog, human, and supercomputer.
At what point does ...
