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-1 votes

What is the name of this tiny spider?

It looks like some kind of jumping spider, possibly an iridescent jumping spider based on your location (Family: Salticidae, Genus: Cosmophasis). Here is some information on it! https://en.wikipedia....
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-2 votes

Has anyone seen/read interspecies competition that is different at spatial scale for the same group of animals?

Some personal observations, fishes often become territorial in captivity when they would normally be schooling in the wild. Anyone that has maintained a home aquarium might see unexpected fighting ...
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6 votes

Do species other than humans have distinct daily feeding patterns?

As already mentioned many animals have distinct feeding pattern due to resource limitation or availability. For example some fishes feed predominantly at high tide because that's the only time they ...
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6 votes

How do animals identify their offspring?

Animals used several ways to tell who their child is, some use sounds, yes, some use spatial cues and THEN sounds to zoom in the individual they want to find, and sometimes they even need to confirm ...
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6 votes

What types of sounds do sperm whales produce?

Sperm whales produce echolocation clicks, known as usual/ regular clicks (Madsen et al., 2002) and buzzes/ creaks (Gordon, 1987), while they are actively foraging underwater. These are distinguished ...
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7 votes

Animal specific names with non-alphabetic characters

Short Answer Very few hyphenated specific epithets (i.e., species' names) exist due to the regulatory body (the ICZN) that governs the nomenclature code for animals. The code has multiple rules ...
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-1 votes

What insect in shell is this?

I'm almost certain it's a bagworm, or a moth larva in the Psychidae family. I'm no lepidopterist, I can't confidently narrow it down to genus or species level from there.
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10 votes
Accepted

How can this coral survive with little sunlight?

Certain species of corals do not require as much sunlight as others to survive. The zooxanthellae that augment nutrient supply to the polyps do rely on photosynthesis, but some species are adapted to ...
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9 votes

Why do spinner dolphins spin?

From Lammers - Spinner dolphins of islands and atolls, Ethology and Behavioural Ecology of Odontocetes, 2019 (https://link.springer.com/content/pdf/10.1007/978-3-030-16663-2.pdf) : Invariably, the ...
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3 votes

Do animals like Seals feel cold on their skin?

Humans (and other animals) do not feel temperature; when we “feel cold” we actually sense that our body starts to lose heat (we feel the heat transfer). Pinnipeds, notably phocid seals (True seals or ...
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4 votes

A level 2022 Biology percentage increase question

15 to 1800 is a 11,900% increase (= form A) or 12,000% of the initial 15 (= form B). They asked you for a percent increase, so ...
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6 votes
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Why is the sex ratio of male and female cats close to 50/50 (with males actually being more prevalent)?

Don't forget that while species evolve, it is individuals that are acted on by selection. Individuals that are successful cause more of their genetic material to be present in the next generation. ...
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3 votes
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Is there a published calibration between footprint measurements to body length in moose?

Yes - I found a paper published in 1978 by Franzen et al "Alaskan moose measurements and weights and measurement-weight relationships" 1 In this paper they looked at a number of parameters ...
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1 vote

How do mosquitoes orientate in the darkness?

Some researchers found that they may sense obstacle in the dark from the sound of their wing beating against the obstacle and modifying the air flow around them: "Nocturnal mosquitoes exhibit a ...
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  • 338
12 votes
Accepted

How could microplastics accumulate in the bodies of marine mammals?

Microplastics are bioavailable to marine organisms, through direct ingestion and/or via trophic transfer. Most studies of microplastics in marine mammals only analysed microplastics in the digestive ...
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7 votes

Which mammal produces the most milk?

In animals, such as the blue whale, that fast during lactation, nutrients are mobilized from tissues (maternal reserves). Supply is mainly limited to body fat; thus, total available supply is ...
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