Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
A dairy cow can produce more milk when listening to music.
446
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
When dragonflies mate, their tails form a love heart.
22
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Lurch, a Watusi bull, had the largest horns in the world.
32