Fish

Basking shark behaviours are being studied by scientists © Alex Mustard

Amazing new footage shows basking sharks being sociable in Scottish waters

A juvenile angelshark © Michael Sealey

A new project is launched to study angelsharks

Seen from below, the white bellies of lemon sharks help them to disappear in bright sunlight - the blue sky in this photo is misleading. From above, their yellow-tinted skin belnds in perfectly with the mangrove's sandy seabed © Shane Gross

The fascinating world of the lemon shark

Researchers have been studying the behaviour of archerfish © Warren Photographic

Do fish suffer from stage fright?

Indonesian speckled carpetshark in Indonesia. © Borat Furlan/Getty

How do sharks manage to swallow without tongues?

Bogenstirn-Hammerhai, Sphyrna lewini, Arch, Darwin Island, Galapagos, Ecuador | Scalloped Hammerhead Shark, Sphyrna lewini, Arch, Darwin Island, Galapagos, Ecuador
The hammerhead's unusually shaped head may help it detect its prey from the electrical signals it gives off © Ullstein Bild / Getty

Do hammerheads with bigger heads find it harder to swim?

Males throughout the animal kingdom tend to live shorter lives than females. © DeAgostini / Getty Images

Why do females often live longer than males?

Shark fins drying in West Java Province, Indonesia. © Sijori Images/Barcroft Images/Getty

What is shark finning and why is it a problem?

How to make a bottle trap