The defining characteristic for mammals and the characteristic which gives the class its name is the presence of mammary glands. Both the species I selected have mammary glands and nurture their young...
Dolphins live in large water bodies which may either be salty or fresh waters. They are thirty two types of dolphins where by bottle nose dolphin is on of them. Bottle nose dolphins are taxonomically ...
Dolphins: Communicators of the Sea
Dolphins are common creatures at rivers and seas. The majority of small toothed whales are dolphins. Dolphins are large sea animals making it part of the suborder Odontoceti, family Delphinidae. Whale...