Macaques change their tool choices as seafood becomes more scarce...
What have a placenta and a marsupial mammary gland got in common?
Georgia Mills busts the myth within the old saying "blind as a bat".
Vanderbilt University’s Ken Catania got his hands on an electric eel, literally, to work out how electric eels deal...
Mekada fish can recognise each other – but only if their faces are the right way up.
Goldfish can survive the winter freeze using a genetic trick that allows them to convert lactic acid into alcohol.
Why aren't the biggest animals always the fastest?
We reveal the final entry for Marine Month's Critter of the Week.
Mutations in a single gene can affect whether some bio-luminescent bacteria will make good partners for squid.
Marine month's special guest feature continues...
Looking at corals in the dark at the Royal Society Summer Exhibition.
Could corals migrate to deeper water to survive climate change?
We go in search of the whale shark.
Using satellites to track whale shark migration around the world.
Move over Question of the Week! It's marine month, and there's a new feature in town....
Is a cat really happy when it's 'got the cream'?
How do animals choose their leaders?
The biggest question of the year.
Graihagh investigates why we might be spooked by a little bit of darkness...
Do bird's recognise each other's calls?
What do parkour athletes have in common with orang-utans?
Elephants have extra copies of a gene that protects against cancer...
Is the ability to believe in ritual and religion proof of a higher form of intelligence? Possibly not if Lee's...
What does a marmot have to do with the shower scene in psycho?