A chicken will lay bigger and stronger eggs if you change the lighting in such a way as to make them think a day is 28 hours long!
37
Emus and kangaroos cannot walk backwards.
26
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Lake Nicaragua in Nicaragua is the only fresh water lake in the world that has sharks.
28
All species of beetles are edible.
21
Frogs cannot swallow without blinking.
41
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
All the pet hamsters in the world are descended from a single wild golden Hamster found in Syria in 1930!
34