Why do cats make strange faces when they smell something?
Animals
King of the Cave Centipedes: The Deadly Blind Giant That Emerged from the Darkness of a Romanian Cave
Do animals suffer from mental health problems?
Watch polar bear cubs emerge from their winter den for the first time in Svalbard
Scientists have discovered that tricky bamboo can control the genes of pandas that eat it
20-year study finds that bringing wolves back to Yellowstone has helped the entire ecosystem thrive
Fossil discovery in Australia reveals 'upside-down' dinosaur ecosystem with two giant predators
Octopuses burn more calories changing color than you would on a 25-minute jog
'She turns her siphon into a gun': Watch coconut octopus shoot rocks at fish in world's first footage
Science Quiz: Test Your Knowledge of Killer Whales. Will You Sink or Swim?
Killer whales have started wearing dead salmon hats again after a 37-year hiatus.
Killer whale pod develops brutal hunting strategy to take on world's biggest shark – 'It's spectacular behaviour'
