Brown bears have super-strong shoulder muscles to help them dig up roots and tear apart logs to find food, giving them a distinctive shoulder hump.
• Of all primates, a gorilla’s feet bear the most resemblance to those of humans. • A female mountain gorilla may produce just two to six offspring over her 40-year lifespan. Males, which often breed with harems of three to four different females, increase their reproductive output by fathering 10–20 offspring over 50 years
The bald eagle was officially adopted as the U.S. national emblem on June 20, 1782. Male Bald Eagles are usually smaller than females Bald Eagles
Elephants often greet one another by putting the tip of their trunk in another’s mouth. Unlike the Asian elephant, both male and female African elephants have tusks.
During a chase, wolves can reach speeds approaching 40 miles per hour. Wolves have sharp teeth and strong jaws that can deliver a bite twice as strong as any domestic dog.
Hirolas have the ability to store high amounts of body fat, which aids them during droughts. Hirolas have large preorbital glands underneath their eyes, which give them a funny “4-eyed” appearance.
Unlike other reptiles, crocodilians have four-chambered hearts. All other reptiles have three chambers in their hearts.