The set of actions performed by an organism within a given environment

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257 views

How significant is the genetic component of homosexual behaviour?

From some basic googling, I found that nobody has ever proven that people are born gay and that environment plays a great part in homosexuality. I wish to know if there is a genetic component to ...
3
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1answer
45 views

Do animals other than humans dislike food sources that others seem to like?

Humans (especially children...) seem to dislike certain foods or drinks, that other humans seem to like. Common examples are coffee, french cheeses, milk, fish and cabbage. Are there examples of ...
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2answers
104 views

Why do some animals try to imitate other animals?

There is a tendency of some animals (including people!) to be "copy-cats" and try to imitate members of their own, and sometimes other, species. The most obvious example is a parrot copying human ...
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1answer
213 views

How do burrowing animals get enough oxygen?

Tree borers make a small hole in a tree. At the end of it, they chew on wood to elongate the tunnel. They digest food and grow. All this takes oxygen. The entrance to the tunnel is generally small. ...
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2answers
244 views

Can animals like squirrels leave “gifts” or tribute for humans?

I've heard anecdotal reports of squirrels bringing up gifts to a person's house after that person left out food for them. Sounds bizzare and unbelievable, until I actually saw some kind of a nut right ...
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30 views

What are the most common mechanisms motivating mammals to mate?

I read somewhere that dolphins and humans are some of the only species known to have sex for fun. I was just curious What motivates mammals to mate? (Like what compels them to do it, not what the ...
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2answers
3k views

What “emotions” can a snake feel?

Short: Thinking in particular of a Royal Python (US: Ball Python) such as some people keep as exotic companion animals, what sorts of "emotions" or "feelings" are they capable of? Long: ...
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1answer
43 views

How do I offer a generous gift to sweet-seeking wasps, bees, hornets, bumble-bees?

I was having ice coffee and melon ice and after visiting the lavatory I saw that a wasp was having a good time with my already finished ice coffee. Trying to begin the melon ice the wasp kindly ...
9
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1answer
223 views

What biological functions does crying serve?

Tears suddenly start flowing out of our eyes when we find our long lost friend or when someone unexpectedly decides to break up with us. Do tears really save us from harm? Or are they just the reflex ...
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1answer
292 views

Why do crabs spit?

Last year I photographed this juvenile Sally Lightfoot Crab (Grapsus grapsus) 'spitting' (click for larger view): I thought I'd look up more information on this behavior, but couldn't find any ...
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0answers
39 views

Hormones of a 5 year old girl [closed]

What kind of hormonal changes do 5 year old girls experience? Also how can they change the behavior?
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1answer
29 views

A limit to birds affinity for high vantage points [closed]

Birds seem to have a natural affinity for high vantage points, including power wires, the tops of trees, and the sides and tops of buildings. However I presume the top of the Burj Khalifa is not ...
2
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1answer
122 views

How does the ideal free distribution work?

I have recently completed a study on Brent Goose. I found that Brent Geese occupy high quality habitat first then once this is full of geese, they fill up low quality habitat. However, there were ...
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1answer
75 views

Are there any animals that gradually approaches the predator to search for food?

I was wondering if there is an animal (or insect, bird, etc.) that eventually comes close to its predator to search for food, but only does so if it couldn't find food in the environment it is in. So ...
3
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0answers
18 views

Are there worms/snake traveling by rolling? (see youtube video)

Someone obtained this from a nature simulator : https://youtu.be/l-qOBi2tAnI Is there any animals travelling like this?
4
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2answers
108 views

Is there any evidence of animals wanting to die?

Is there any evidence of animals wanting to die? Specifically, animal communication which says "come and eat me".
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1answer
253 views

Why would deer continue to cross a river full of crocodiles even though some of them have been killed?

I recently watched a clip on Discovery Channel, where I saw deer crossing a river full of crocodiles, ignoring the fact that some of them would have been killed doing so. Is there a possible ...
4
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1answer
115 views

Why do you retch when you see something disgusting?

Why do you retch when you see something disgusting? I imagine it is some sort of evolutionary response, although I can't see the connection between receiving a signal that unhealthy conditions are in ...
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2answers
7k views

Do ants or other insects sleep, and if so why?

I was thinking yesterday about insects (as there was a spider in the house, and I couldn't help but think of anything else, even though they aren't insects), and I started to wonder if ants sleep? ...
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0answers
28 views

Why are we supposed as unable to change our intrinsic behaviour? [closed]

People say that habit can be changed but not the intrinsic behavior of an individual. One can control it for a certain period but eternal control or refrain is not possible. Is that true? If yes why? ...
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1answer
65 views

How is instinct carried from one generation to another?

How can non-structural information, specifically instinct (a fixed pattern of behavior that an organism reverts to as a response to certain stimuli), be passed on from generation to generation (such ...
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2answers
72 views

Why both sexes of the species don't show equal level of Competition? [closed]

In most species, it is seen that either males or females have evolved to be aggressive towards approaching members of the same species of the same sex and maintaining strict territorial boundaries. ...
3
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2answers
116 views

Do reptiles hunt?

I encountered the following passage in the book The Art of Interactive Design by Criss Crawford (bold formatting is mine): [...] From stalking and evasion to the chase, the [interaction between ...
3
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1answer
88 views

Do “virgin” ant queens ever shed their wings?

In species that reproduce sexually, if an ant queen goes on a nuptial flight and does not successfully mate, will she still shed her wings and try to found a colony (although she probably won't ...
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0answers
51 views

Was this snake behaving abnormally?

This morning, I walked out front of my house to find a medium-sized snake balled up on my driveway beneath my motorcycle. I spotted it from my porch so I didn't walk any closer. I believe it was a ...
8
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1answer
132 views

How well does it actually work to surgically reroute the optical nerve?

Two publications, Roe et al, 1992[1] and Metin & Frost, 1989[2], describe results pertaining to the ability of a region of cortex to process information from a different sensory mode than the one ...
5
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3answers
139 views

How do birds avoid mid-air collision?

Across from me there is a large flick of Pigeons and Ravens that like to nest on the roof. They swoop and dive and fly all over. Sometimes the whole flock lifts off at once. My question is, how do ...
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1answer
13k views

Why do dogs try to cover their poop?

It may seem obvious to us humans to hide our excreta, but this is not quite normal behavior for animals. Interestingly, dogs have the habit to pee all over the place. It's know that they do so to ...
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0answers
46 views

How octopus develops its imitation skill?

I've watched one documentary about a Mimic octopus which they can imitate another animals in several form e.g. a Lion fish, a Sea snake, a Flatfish, etc. My question is how these octopuses can have ...
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0answers
267 views

Why do orcas eat only the tongue of whales, liver of sharks, etc.?

I noticed that although killer whales are clearly the top predator living in the present oceans, some of them appear to be very picky with their meals. After spending hours hunting down a whale, ...
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1answer
75 views

Is there a schema for how human behavior is genetically determined?

It seem one can distinguish three different kinds of genetic determinism of common patterns of human behavior: behavior that is directly wired into our nervous system, e.g. face-related mirror ...
3
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1answer
180 views

Is there a hormone combination that makes humans grumpy?

Imagine a typical situation that is likely to give rise to a bad temper within an individual: a person is awoken very early in the morning by a sound of a lawn being mowed next door. Unlike expected ...
3
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1answer
153 views

Can mosquitos bite in self-defense?

When chasing away wasps or bees there is a danger of them stinging us in self-defense. Can a similar danger arise when chasing away a mosquito which is otherwise not hungry? I understand that ...
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4answers
555 views

Why people like to see pornographic scenes, but do not feel the same about eating scenes? [closed]

This question may seem funny, but I think biology must have good answers. I think no more explanation is needed. I really thought about this and searched for an answer, but there is nothing yet. If ...
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1answer
1k views

Can beavers control the direction a tree falls?

We humans can easily control the direction a tree falls by making a number of strategic cuts, essentially creating a hinge: This prevents trees from falling on equipment and people and sets them up ...
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5answers
374 views

Theoretically, is domestication of (virtually) any animal possible?

Looking at ones that manage well alongside us human animals, such as dogs and cats, we see that this is possible for evolved, distant animals to have heritable, preferable traits around people. ...
4
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1answer
58 views

Crow branch pecking behaviour

I was walking through a small park when two crows started cawing at me, and followed me, flying from tree-to-tree as I walked. I speculate that this is a territorial or protective behaviour, but what ...
5
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1answer
113 views

Do any birds have established “poke a predator's eyes out” behavior?

Is there a pattern/tactics of behavior in any birds species that consists of attacking a predator's eyes with its beak? I'm looking for established tactics, not 1 or 2 anecdotal examples.
3
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1answer
88 views

Why do surface mole tunnels follow directly below the electric fenceline

I have electric fencing enclosing five acres, and moles always seem to tunnel in a straight line just under the electric fence - are they following a force field? Can that be?
5
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1answer
93 views

How are behaviors genetically coded in animals?

I am curious as to how complex behavior is passed down genetically? For example, how is the building of a web genetically coded in a spider? And how is the complex behavior of constricting prey coded ...
3
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0answers
81 views

What is the biological basis of “energy” that extraverted humans draw from social engagements and introverts expend?

This question is related to this question about introverts becoming exhausted after extended social events on cognitive sciences stack exchange. As I read more on the topic of human ...
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1answer
109 views

Advantages of gregarious vs solitary behaviour?

I'm trying to explain why birds (specifically wildfowl) are gregarious during the winter and solitary during the summer. I think that in winter, birds are gregarious to reduce the risk of predation ...
8
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1answer
104 views

Do ant colonies prioritize survival of particular members above others?

In some (perhaps small) human communities people may starve because they have no income. This could be interpreted as a consequence of them not participating in the community, hence they don't get any ...
5
votes
1answer
369 views

Is greed an evolved trait?

I am not a biologist, but I am fascinated by evolution. I was watching the news this morning and, as so often is the case, there was a news story about a corrupt politician who was accepting ...
8
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2answers
191 views

How to name such grouping behaviour?

Under which keyword would you try to find out more about the grouping behaviour which looks like this? Does anybody recognizes such behaviour, or know an animal species which uses it? My tries: ...
3
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4answers
981 views

How come most animals never seem to evolve over millenia?

People often say, including those with extensive knowledge in biology, that a certain species of animal will evolve in one way or another: 1.From changing environments. 2.Mutations. 3.Possibly even ...
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3answers
459 views

Are domesticated animals really “more intelligent,” or is that a myth/misunderstanding?

Often do I hear people speaking of how the domestic house cats are more friendly, less ferocious, less savage-like, and smarter and/or than their distinct but equivalent feline-species friends, like ...
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2answers
56 views

Why not use non-visual self-recognition to test for consciousness in an organism?

Background A well-known test for consciousness in an organism is to observe its ability to recognise itself in a mirror (see wikipedia article: "Mirror test"). Question Why haven't I come across a ...
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3answers
403 views

Is recognizing one's own mirror reflection a valid test of animal intelligence/self awareness?

I've been looking at this Ted talk on interspecies internet, and it appears that they have selected a small number of species of animals (dolphin, elephant, and some ape(?)) and are intent on ...
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1answer
228 views

Why do chameleons move back and forth?

I was always curious, why do chameleons have this strange gait?