Parrots have 500 pounds per square inch of pressure in their beaks.
21
Spiders have transparent blood.
56
The smallest known dinosaur is Compsognathus.
113
Bulls are colorblind, therefore will usually charge at a matador's waving cape no matter what color it is -- be it red or neon yellow!
45
Ducks will only lay eggs early in the morning.
36
The United States has never lost a war when donkeys were used.
139
Slugs have 4 noses!
17
A group of unicorns is called a blessing.
304