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Did you know?
Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
Did you know?
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
Did you know?
Green tea is able to stop the scent of garlic or onion from causing bad breath.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
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![Bergmann’s and Allen’s rules expressed in two rabbit species. (a) A snowshoe hare. (b) A desert-livi](https://biology-forums.com/gallery/47/medium_274247_21_01_15_7_42_36_202932281.jpeg)