1. The placement of the eyes of a donkey enables them to see all four of their legs at all times.
2.  At birth, a panda is smaller than a mouse and weighs about four ounces.
3.  Oysters can change from one gender to another and back again depending on which is best for mating.
4.  Fireflies are the only creatures that give off light without generating heat.
5.  Hummingbirds beat their wings 60 to 80 times per second.
6. Only half of a dolphin’s brain sleeps at a time. The other awake half makes the dolphin come up for air when needed to prevent drowning.
7.  Dogs have about 1,700 taste buds.
8.  It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
9.  A completely blind chameleon will still take on the colours of its environment.
10.  A rodent's teeth never stop growing.
11. When young abalones feed on red seaweed their shells turn red.
12.  Small quantities of grapes and raisins can cause renal failure in dogs.
13.  The hippopotamus is born underwater.
14.  Taurophobia is the fear of bulls.
15. A bat can eat up to 1,000 insects per hour.
16.  One million stray dogs and 500,000 stray cats live in New York City metropolitan area.
17.  You can tell a turtle's gender by the noise it makes. Males grunt, females hiss.
18. An elephant's trunk has around 15,000 muscles. 200 litres of water is drunk from it per day.
19.  The most popular female dog name is Maggie. The most popular male dog name is Max.
20. A large group of goats is called a herd.
21.  Squirrels cannot see the colour red.
22. The average chicken lays about 260 eggs per year.
23.  A dog's smell is more than 100,000 times stronger than an average human's.
24. Only 5 to 10 percent of cheetah cubs make it to adulthood.
25. Ferrets sleep around 20 hours a day.

These facts were found using the link below.

http://www.factsaboutanimals.net/