Friendly Friendly means behaving as a friendship towards someone.
Crocodile A crocodile is any species belonging to the family biology Crocodylidae sometimes classified instead as the subfamily Crocodylinae . The term can also be used more loosely to i..
Heart The heart is a hollow, muscle organ anatomy in vertebrates, responsible for pumping blood through the blood vessels by repeated, rhythmic contractions, or a similar structure in annelids, m..