Why do two individuals faced with the same information sometimes make completely different decisions? It is a question made famous by Nobel laureate Daniel Kahneman, whose book "Thinking, Fast and ...

Carpet sharks range from tiny reef-dwellers that walk on their fins to the largest fish on Earth, and they all belong to the same surprisingly varied order. Meet the bizarre, camouflaged, and ...

According to animal experimentation statistics, fish are the second most commonly used group of animals in research after mice. They play an important role in aquaculture and also serve as model ...

For 20 years, photographer Joel Sartore has been documenting animals through his Photo Ark project, which has now reached its ...

Have you ever looked at two circles of exactly the same size and sworn one was larger? If so, your eyes have been tricked by the Ebbinghaus illusion, a classic example of how context can shape what we ...

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Leaving aside the issue of exactly how much of their body they can see (some fish, like eels, can probably see quite a bit of it), the question of how fish recognise their own species is an important ...

Can fish do math? Well, no, not like people, but cichlids and stingrays have demonstrated that they can add and subtract by one when shown a group of up to five objects. Don’t believe it? Even the ...

Particles were found in muscle tissue, not just in the gut.