Questions tagged [zoology]

The biological study of animals. Very broad use so be sure to add additional clarifying tags

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30 views

How is Elysia chlorotica classified as an animal capable of photosynthesis?

Elysia chlorotica is a kind of sea slug. Technically, it's an animal. However, it undergoes a process called kleptoplasty, which is the absorption of chloroplasts from algal prey cells which are then ...
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Do Zebras pick on other innocent Zebras like Homo Sapiens in a wide spread manner?

Homo sapiens can be really mean spirited and utmost cruel. Are less intelligent Zebras similar to humans too? I mean do they pick on other innocent Zebras and abuse them in all possible ways like ...
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In primates, how are mitochondria passed to offspring?

In Humans, the mitochondria are passed, mainly, by the mother to the children. Is this the same for other primates? Does this also appear to other animals?
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high sugar levels and infection [closed]

My cat was recently diagnosed as diabetic. She does have high sugar levels, but has been treated for infections since I rescued her 3 months ago. Could the high levels be the result of the infection ...
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Identification of a red arachnida (?) (picture and video)

I found this in a greenhouse in Norway. It is a few millimeters in size, I could fit 5-6 of them on my thumbnail. It looks a lot like this one from Wikipedia https://en.wikipedia.org/wiki/...
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Can elephants drink water by directly sucking it up from its nose?

For animals and humans, our noses are connected to the esophagus. When us humans go to the pool and do flips in the water, we often get water stuck in our noses, and drips into our esophaguses. What I ...
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Does the spray of a skunk affect only mammals, or can it also affect birds, reptiles, amphibians, fish, or invertebrates?

The spray of a skunk is said to affect dogs, bears, and humans. Can it also affect other mammals or members of other groups of animals such as birds (other than the great horned owl, due to their poor ...
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3answers
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Can elephants smell when they have water in their trunks?

For humans, humans cannot smell when they have water stuck in their noses. However, I am wondering if elephants can smell scents when they have water in their trunks, as they are designed to hold ...
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Asexual Reproduction Of sponges through endogenous or exogenous budding?

I was studying asexual reproduction in sponges and came across two website Wikipedia of Gemmule and there is a line.... Only Endogenous Types of Buds develop into New Sponges. Then as I was reading ...
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What is the name of this sea creature?

I found this creature on the beach in San Diego. It is 8cm long and the end to the right is the mouth. The underside is exactly the same as what is visible. What is the name of this species.
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Why large snakes are mostly non-venomous?

Wikipedia has a list of largest snakes. In this table, there are 11 species of snakes, five of which are boidae and the rest are pythonidae. These two families of snakes are both non-venomous. I ...
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Is there alternation of generations in animals other than cnidarians?

Are there other animals besides cnidarians that exhibit alternation of generations (having distinct sexual and asexual life stages)? If so, what are these animals? Further, why do so few animals have ...
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Are intestinal and pancreatic lipases different?

For explaining the action pancreatic lipase, my book wrote this equation:- $$fat\space particles + lipase\rightarrow fatty\space acid + glycerol + lipase$$ But for intestinal lipase, my book has a ...
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How do mothers handle acid from embryo bone mineralization?

This is a relatively trivial question, but, I have not seen it discussed much. It could be one factor in the "acidosis of pregnancy" (JAMA, 1929). Are the compensatory mechanisms measurable, ...
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Why is it (allegedly) dangerous to feed ducks with breadcrumbs and pieces of bread?

I used to go down to the local lake all the time with leftover bread and throw little pieces of it to the hungry duckies, who very eagerly fetched it and ate it while happily quacking away. I thought ...
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Calcium reabsorption from egg shell during embryogenesis, how is carbonate neutralized?

As the embryo reabsorbs calcium from the shell, it also reabsorbs an equal quantity of carbonate. Calcium is in quite high concentrations in the body, the same molarity for carbonate causes a very ...
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2answers
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What is the primary cause of death for small animals in urban and suburban areas?

Small birds (sparrows, robins, jays, finches) and mammals (squirrels, rats, opossums, raccoons) are a common sight in many urban and suburban communities with green space. However, I observe carcasses ...
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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 ...
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138 views

Why is egg white alkaline?

According to Tiefenbacher, Egg white is naturally alkaline with an initial pH of 7.6–7.9 but in storage the loss of carbon dioxide by diffusion through the shell increases the pH of the egg white up ...
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What is the minimum atmospheric pressure at which bees can live/thrive?

Bees are amazing little critters. (Gosh, they're cute.) But what if we colonize Mars and start terraforming it? At what point will bees (and other insects) be able to live/thrive in that environment? ...
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1answer
68 views

Identify arthropod with many legs in Mumbai

Can someone please identify this ~5 cm long arthropod? I've been finding one of these every 2-3 days inside my apartment ever since rainy season started here in Mumbai (June). The bulb portion is its ...
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2answers
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Do fledglings die if they are not fed constantly?

There is a bird's nest on my balcony in the wall above the door with birds who breed. They have fledglings who already hatched. (I assume this because I sometimes hear quiet sweet chirping.) I sit on ...
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Is there any small animal that can jump over a meter high/long?

By small, let's say less than 5 cm body length. I always thought that grasshoppers were the highest absolute jumpers in this class but the highest jump according to this article is 0.7 m...
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Can dogs and cats recognize human sneezing?

I recently noticed that my kitten gets startled by all manor of loud noises, with the only exception I've noticed being the sound of me sneezing. My sneezes are by no means quiet, so I began wondering ...
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Are these bedbugs, or what kind of bugs?

I just moved into this house a week ago and just noticed these tiny bugs around my plaster wall. I wouldn’t of noticed them but I felt them in my arm walking, I looked at my wall and saw a bunch of ...
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1answer
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How does a sheep's fleece impact its tolerance for high temperatures?

I am interested in whether a sheep endures more stress when its environment is hot if it has a full fleece or if it is recently shorn. Put another way, at the extremes, is a sheep more likely to die ...
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2answers
56 views

Is Brain Eye connections reversed in all animals or just Humans?

I know that Brain Eye connections are reversed in Humans, Left Hemisphere controls the Right eye/Right side of the body Right Hemisphere Controls the Left eye/Left side of the body Is it true in ...
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5answers
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Are there animals that have evolved a resistance to human activity or encroachment?

There are countless sources, both peer-reviewed and popular, explaining how overuse and misuse of antibiotics is breeding a new generation of antibiotic-resistant "superbugs" such as MRSA (Methicillin-...
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49 views

If species are reproductively isolated, then how are interspecific hybridisations carried out?

during fertilisation there is compatibility test done so that both sperms and eggs are of same species. the zona pellucida of egg bears sperm specific receptor proteins(ZP3 receptor proteins) which ...
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What species of spider is this? Could anyone help

This image was taken in assam, India. The size was around 1cm. Could anyone help identify?
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What is this moth?

I found this moth sitting on a flower of mine in northwestern Indiana. Anyone know what species this is?
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44 views

Bed bugs or something else?

me and my partner had itchy patches that looked like bites so we were scared we might have bed bugs and we found a bunch of these creatures behind the bed in between the frame and a concrete wall as ...
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In what ways does the number of legs affect an animal's functioning?

After much research, I've only been able to find specific examples of leg-number's impact on locomotion and dexterity (and/or object manipulation). I feel as though there must be other ways it has a ...
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1answer
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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'...
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21 views

Is there any animal database or website that classifies animals as wild / domestic?

Is there any animal database or website that classifies animals wild / domestic? Or.. the site that I can get the wild / domestic information of animal list...
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1answer
41 views

What is this snail? (Location: Bangkok, Thailan; size: 3 cm long, 5 mm wide; color: mostly black)

What is this snail? (Location: Bangkok, Thailan; size: 3 cm long, 5 mm wide; color: mostly black) Video: https://youtu.be/vxig5QOSoss
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1answer
66 views

What is the name of this insect? Is it venomous or possess any threat to human life if someone gets stung?

I found it in Northern part of India, on a mango tree. When I intended to move it away from home, it seems to bite like a snake with front part lifting like a king cobra. This insect is 6-7 inches ...
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1answer
35 views

Ways to identify/distinguish individual coyotes?

Are there any methods to distinguish individual coyotes from a distance (with a binocular or telephoto lens)? Are there marks or patterns we could be looking for? Similarly, if I have seen a coyote ...
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1answer
55 views

What is this insect seen in Northern Italy?

I am from Northern Italy, close to the border with Slovenia. I saw this thing today on the window, and was sure it was a piece of a dry rosmarine branch carried there by the wind - until it started ...
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Have Bonobos and Chimpanzees competed?

After reading de Waal's "Our Inner Ape", I'm left with the impression that chimpanzees would easily drive away or kill-off bonobos, if they were to compete for the same territory. Have there been ...
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why horned lizard's blood has no effect on predatory birds and does it also works on any other creatures too?

so a horned lizard's blood tastes foul to canine and feline predators, and this also works on human, this is because of its diet of highly venomous harvester ants https://www.youtube.com/watch?v=...
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What species is this marine invertebrate sighted 2m below the surface near Halifax, NS?

This image was taken at ~2m depth, with a small ROV in Halifax, NS in May. We're in the Northwest Atlantic Ocean and as far as I know, don't have gooseneck barnacles. Considering that it may be a ...
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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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92 views

strange creature

We live on the Gulf Coast in Corpus Christi, Texas. There was a big thunderstorm that dumped several inches of rain at our home. We live about a quarter of a mile from the bay. My daughter found it ...
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1answer
77 views

what kind of lizard is this

Found on ground by house in residential neighborhood in Fort Pierce FL. looks mature maybe 17".
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What’s the name of this insect that looks like a leaf? I found it in Taiwan

Found it in a tea plantation. It can jump.
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Animal body size determination for abundance

Does an animal being small or large determine its abundance?
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What is blood pH for different animals?

So we all know that humans average blood pH is 7.4. But is it the same for the animals? I need examples of animals with the same blood pH as humans and the ones with different blood pH. I guess dogs ...
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53 views

What is this soil digging insect?

It is in Texas(Month: May). Are these flying ants?termites? or Cicada Killers?
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In north America is their mammals that can survive from falling from hundreds of feet? [closed]

Like animals have great attributes but is their any mammals that have unique attributes to survive such fate of death?

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