Definition of MAMMALS. Meaning of MAMMALS. Synonyms of MAMMALS

- species of mammals have been described and divided into 27 orders. The study of mammals is called mammalogy. The largest orders of mammals, by number...
- beast') is a subclass of mammals amongst the Theriiformes. Theria includes the eutherians (including the placental mammals) and the metatherians (including...
- synapsids "mammal-like reptiles" is incorrect under the new definition of "reptile", so they are now referred to as stem mammals, proto-mammals, paramammals...
- 872 species Recently extinct mammals are defined by the International Union for Conservation of Nature (IUCN) as any mammals that have become extinct since...
- Marine mammals are mammals that rely on marine (sal****er) ecosystems for their existence. They include animals such as cetaceans (whales, dolphins and...
- Monotremes (/ˈmɒnətriːmz/) are mammals of the order Monotremata. They are the only group of living mammals that lay eggs, rather than bearing live young...
- mammals that are more closely related to placentals than they are to marsupials. Placental mammals are anatomically distinguished from other mammals by:...
- Cenozoic is also known as the Age of Mammals because the terrestrial animals that dominated both hemispheres were mammals – the eutherians (placentals) in...
- there were many synapsid species that looked like mammals. The lineage leading to today's mammals split up in the Jur****ic; synapsids from this period...
- based on either **** chromosomes, or environmental conditions. Most female mammals, including female humans, have two X chromosomes. Characteristics of organisms...