The set of actions performed by an organism within a given environment
-1
votes
2answers
71 views
Birds brewing beer?
There is a slight bend in the rain gutter next to my window.
Over the last 4 years, I observed birds (ravens, magpies and newly doves) to dip their beaks in. I observed ravens to dip what I think was ...
2
votes
0answers
20 views
Are wasps attracted to UV light emissions?
I remember seeing a documentary where it was shown that bees and wasps are attracted to UV components of a flower colour (please correct me if I am wrong).
Does this mean that they could be attracted ...
2
votes
0answers
20 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
votes
1answer
33 views
Abrupt movements of birds and reptiles vs. smooth movements of mammals
How can it be explained (in evolutionary and/or neuronal terms), that the spontaneous movements of birds and reptiles are seemingly "abrupt" and not so "smooth": Their spontaneous movements seem to ...
0
votes
0answers
34 views
What advantage does a bird have from defecating in its drinking water?
We have a water table for birds. Only one bird uses it, a pigeon. This bird drinks from the water, then turns around and defecates into the water, then flies off. It returns later and does the same ...
0
votes
0answers
15 views
Proof for Dung Beetle continuing to roll his dung ball after it being removed
While reading the book Artificial Intelligence: A Modern Approach i came across this statement:
Consider the lowly dung beetle. After digging its nest and laying its eggs, it fetches a ball of dung ...
3
votes
1answer
47 views
possibly unusual spider behavior?
In Cambridge UK there is this spider:
I know not what species but it is common - I think they look good.
But look at this behavior. What are they doing? I thought malting but do spiders do that? Why ...
4
votes
0answers
25 views
What do groundhogs and other subsurface-tunnel dwelling creatures do in heavy rains to avoid harm?
I notice groundhogs and many other tunneling creatures in my yard, the same yard which became pretty flooded during heavy rainfall. I don't see wildlife out during rain storms, but not long after, ...
0
votes
1answer
30 views
Is it possible to guide animals to a new breeding ground?
(This is a question for a book I'm working on.)
One of the threats to some animal species is the disappearance of breeding grounds (because of the spreading human population, or for example because ...
3
votes
1answer
85 views
Do cows chew in a preferential chirality?
One of the enduring myths in molecular physics, when talking about chirality as pertains the existence of enantiomers and the differences between them, is that the way cows chew is also chiral, i.e. ...
0
votes
1answer
37 views
Factors That Would Promote Eusocial Development In Mammals?
What would cause mammals to evolve to be more eusocial, like the naked mole rat did? What advantages does eusociality give in such scenarios?
1
vote
0answers
23 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, ...
1
vote
1answer
22 views
Does the repellence of an insecticide affect its efficacy (measured in insect mortality)?
I am currently working on assessing the efficacy of a suspected insecticide on a particular species of insect. I happen to be looking into any repellence caused by the substance. I test for both ...
7
votes
1answer
89 views
What are these four large snails doing?
Hiking in some hills near Taipei after a rain, I saw lots of large snails out and about. Here "large" means the shells are say 8 cm long, and the snail itself fully stretched out 10 to 15 cm perhaps.
...
0
votes
0answers
12 views
Which parent teaches a young hawk to fly?
I originally wanted to ask this question but I got the answer from you in a question about eagles. I want to share something with you that i had never actually seen before until recently. Over the ...
0
votes
1answer
112 views
What advantages do birds gain when they mimic other bird species calls in the wild?
I've read that birds such as crows and blue jays often mimic other bird species calls. There seems to be evidence that birds do learn and react to other bird species calls, specifically when they ...
1
vote
1answer
39 views
Aside from Homo Sapiens, do the males of any other species care for the offspring of those unrelated to them?
Elsewhere I heard that male Long-tailed Tits will care the offspring of their brother if they're unable to have their own. However, I'd like to know if there is a case of such behavior where the two ...
1
vote
1answer
107 views
Do hornets remember and recognize a human? Do they have any (kind of) memory?
hornetology
So it happens that a hornet (vespa crabro) flew inside my house today and now is being held in a plastic container (I made some holes to let it breathe). But it also happens not just this ...
1
vote
1answer
68 views
Why would a bumblebee regularly hover over a arborvitae hedge?
I have observed bumblebees hover over an a abrborvitae (Thuja occidentalis) hedge. A bumblebee will hover in a in one spot over the hedge for about 5-7 seconds, zip to another spot, hover for about 5-...
0
votes
0answers
37 views
Are opposite sexes as obvious to other animals as they are to humans?
So I'm not very good at biology, but something I wondered while being outside and looking at animals is that they were (for me) hard to tell apart by sex. However, when I look at someone, usually I am ...
0
votes
0answers
18 views
Stems sticking out of soil
In the gaps in my stone path there are several places where there are a group of thin plant stems sticking out of the ground, usually among a pile of smaller stones. I suspect the action of earthworms....
2
votes
2answers
125 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 ...
0
votes
0answers
12 views
What is the neurological requirement for an animal to pass the mirror test?
NOTE: This is related to this question.
According to Wikipedia, there seem to be only a few species that manage to pass this test:
Very few species have passed the MSR test. As of 2016, only great ...
10
votes
1answer
93 views
Do mosquitos excrete blood?
Since insects like mosquitos ingest only blood, and insects generally excrete their solid and liquid waste at the same time as frass, I was wondering: is mosquito defecation more like iron pellets or ...
-1
votes
1answer
52 views
What to do if someone breaks a bone?
What is the best first aid someone an do in events of fractures? I am sports physician - just wondering if there is a specific certification for something like this.
thanks
1
vote
0answers
25 views
How fast animals habituate to wearing shoes
You probably have seen hilarious videos of dogs wearing shoes for the first time. Animals usually very uncomfortable and try to "shake it off", as they seem to consider shoes be some sort of sticky ...
1
vote
0answers
10 views
Does imprinting occur at different life stages?
For example, consider the offspring of a bird species. Can offspring get imprinted by other individuals of the same population at various life stages (e.g., hatchling, nestling, fledgeling, juvenile)?
...
5
votes
1answer
281 views
Why ambidextrous persons are so rare?
According to this article, only about 1% of all humans are ambidextrous:
About 90 percent of people are right-handed, says Corballis. The
remaining 10 percent are either left-handed or some ...
1
vote
1answer
134 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 ...
0
votes
0answers
25 views
How does the “giant mosquito”, Psorophora ciliata manifest it's “aggresive and vicious” behavior?
On Psorophora ciliata Wikipedia states:
Not only are these mosquitoes vicious and aggressive towards humans
and other animals as adults but, P. ciliata larvae are known for
preying on other ...
4
votes
1answer
59 views
Octopus behaviour
When visiting a museum in Malmo my friends and I came across this little guy. While we observed him wandering around his tank he suddenly opened a channel on the side of his head and shot some red ...
2
votes
1answer
43 views
What advantage do dogs have in clearly disclosing whether they are afraid or unafraid in a conflict?
Dogs are known to clearly show whether they are afraid or unafraid with the posture of their tails during a conflict.
How and why is this beneficial?
My limited understanding makes me feel that, in ...
4
votes
2answers
69 views
Do birds change their diet before migration?
Migration takes up a lot of energy, so I am wondering if birds (in my case mallards) change their diet / food preferences in the weeks before migrating. Do they select for more energetic foods to fuel ...
8
votes
1answer
161 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 ...
-1
votes
1answer
281 views
Why don't humans typically drink human milk after infancy?
Does any human culture routinely do this? Typically taboos have some evolutionary basis. So what would that be? Does any mammal drink the milk of its own species, besides nursing?
5
votes
1answer
83 views
Which bird species/families worm-dance and is this learned behaviour?
Today I saw a Herring Gull and a Common Gull (UK common names) "worm-dancing" on an area of wet grass. Worm-dancing is when the bird taps its feet on the ground rapidly in order to drum worms to the ...
0
votes
0answers
9 views
Why Indian mealmoth larvae climb to ceiling?
Recently I had a small infestation of Indian mealmoth and I have noticed that they larvae favourite place to be is ceiling , even if their source was somewhere in cupboard near floor they prefer to go ...
2
votes
1answer
108 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 ...
0
votes
1answer
72 views
Typical firing patterns of (some) motor neurons
Since it is not so easy to imagine and visualize the behaviour of the muscles in the fingers, hand, and arm of a violinist performing a fast and accentuated trill vs. a slow and soft vibrato, I try to ...
0
votes
0answers
20 views
Evolutionary explanation for hypoxia causing euphoria? [duplicate]
Why would something potentially very dangerous, such as hypoxia induce something pleasurable like euphoria? Are there any evolutionary hypotheses for this link? I'm thinking that something like the "...
10
votes
3answers
2k views
Do adult mosquitoes have color preferences?
Do adult mosquitoes get particularly attracted or repelled by any colour, or darkness or light? If so, what are they?
2
votes
0answers
42 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 ...
5
votes
1answer
118 views
Why are bees eating the wax?
I left outside a piece of wax few weeks ago and each day I saw lots of bees "eating" it. Why do they do this when they can create new wax? (it seems a really hard work considering how little was taken ...
2
votes
1answer
96 views
Why does ostrich and other birds like pigeon swallow stones?
I have read in my book that birds swallow stone to help in their digestion process. What is the need of swallowing stones? And how does it aid them?
4
votes
3answers
556 views
Why don't Australian magpies in Tasmania swoop at people?
I'm currently living in Tasmania (Australia) and I have noticed that Magpies don't swoop at you here, yet they do in other parts of the country.
Just wondering: does anyone know why?
1
vote
1answer
139 views
How do polygyne Carebara affinis or C. diversus (a.k.a. Pheidologeton affinis and P. diversus) colonies work?
I live in Hong Kong. Typhoon Hato hit yesterday and a whole bunch of Carebara queens decided to take their nuptial flight. I caught close to 20 of them within 15 minutes.
I'm pretty sure they are ...
1
vote
0answers
33 views
Abnormal Spider Behavior?
A year or so ago, a spider that may have been a recluse, wolf or hobo (or anything visually similar), crawled up onto my bed. We locked eyes for a moment, and then it charged at me.
I don't recall ...
3
votes
1answer
62 views
Why do cats meow when they are adults?
Meowing for kittens is similar to a baby crying. As human adults grow, they stop crying, but as kittens grow up they continue to cry. Why is this?
1
vote
1answer
34 views
Do Pthirus gorillae remain in gorilla leaf nests after gorillas migrate and abandon them?
Gorillas build leaf nests to sleep in. Do the lice which parasitise gorillas, Pthirus gorilla, remain in gorilla leaf nests after gorillas migrate to new regions (and abandon the old nests)?
24
votes
1answer
4k views
Do ants really find the shortest path to a food source?
There exist many computational intelligence algorithms based on the observation that ants deposit pheromones in such a way that they find the shortest path to food sources. This logic is used to ...
