Well, wonder no longer. The Daily Telegraph is here to answer life’s big questions and with the help of our friends at SEA LIFE Sydney Aquarium we think we’ve got this one sorted. Aquarium marine ...

Add Yahoo as a preferred source to see more of our stories on Google. A protective mucous cocoon surrounds this parrotfish as it sleeps in Australia's Great Barrier Reef. This layer of protection ...

There are tens of thousands species of fish around the world, whether it's in an aquarium, river, lake, or ocean. Like all animals (and humans), every single one needs some form of rest for cognitive ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

An international team, led by Alexandra Grutter of the University of Queensland, has found that fish have developed mucous cocoons, akin to a mosquito net, to avoid being bitten by parasites in their ...

University of Queensland research has found fish have developed their own mosquito nets in order to get a good night's sleep. Dr. Alexandra (Lexa) Grutter, from UQ's Centre for Marine Studies, said ...

How do fish sleep? Do they keep swimming or do they sleep somewhere? – Anna, age 5, Thornleigh, NSW, Australia. Nearly all animals sleep. Sleep is very important for refreshing the mind and body. When ...

For animals without eyelids, fish are surprisingly capable of catching some serious shut-eye. When zebrafish (Danio rerio) doze off, they catch their z’s much like people do, new research shows. These ...

Sleep in fish may look different from humans, but rest is essential for survival. Here’s what experts have to say about fish sleep. A protective mucous cocoon surrounds this parrotfish as it sleeps in ...