From Maine coons to Siberian tigers, these are the big boys and girls of the animal kingdom put into perspective.

Tallest giraffe ever recorded was George, a huge Masai male who lived in Chester Zoo in Kenya, who died in 1969. He was 20 ft tall (19ft tall with 1 ft long horns). World’s biggest living giraffe is ...

Due to its vast size — stretching from Canada and Greenland in the north, to Mexico in the south — North America contains a vast range of habitats. From land to sea, there are forests, mountains, ...