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Mammals
The world is home to 4260 named species of mammals. Mammals, or Mammalia are a class in the Phylum Chordata and the Subphylum Vertebrata. An animal is a mammal if, providing it is female, it can produce milk to feed its young.
2,954 Questions
titanaboa belongs in the fossil age, they once existed and belong to the reptile race; crocodiles / alligators and boa are from the same period and are the last of its kind, aside from creatures of the deep
Humans feed their young on milk secreted from mammary glands (breasts). That's what makes us mammals.
We also have hair, placenta and several other mammalian traits (like the mammalian inner ear).
What are the 3 mammals that lay eggs?
There are only three egg-laying mammals, which are known as monotremes: the platypus, the short-beaked echidna and the long-beaked echidna.
There are three sub-species of the long-beaked echidna: the Western long-beaked echidna, Sir David's long-beaked echidna and the Eastern long-beaked echidna.
If an animal does not have four legs can it be a mammal?
Not all mammals have four legs. Bats are mammals, but have only two "legs." Whales and dolphins are mammals, but have no legs at all.
What distinguishes mammals from other animals is not the number of legs, but the presence of sweat and milk glands.
Why are egg laying mammals found only in Australia?
Because of Australia's geographic isolation As a result of being totally surrounded by Ocean very Little interaction has taken place between the creatures in Australia and the rest of the world.
Most mammals are not hatched from eggs. Only the monotremes, or egg-laying mammals, reproduce by external eggs. Monotremes include just the platypus, the long-beaked echidna and the short-beaked echidna.
Why are the forelimbs of a cat a bat and a whale homologous structures?
This supports it because they come from one specie which led to many would. Led to the theory of evolution
Do all mammals have two pairs of limbs?
No, Humans, apes, monkeys, lemurs, kangaroos and wallabies all have 2 legs.
Which is not one of the changes in development and specialization that primitive mammals underwent?
Mammals have gone through many stages of development since primitive times. There is one thing that primitive mammals and the mammals of today are not able to do without the help of in vitro, and that is to live in an external environment like those environments of reptile eggs.
The only mammals that can fly are the bats, but there are many more than 20 kinds of bats.
The Leopard is the only natural predator (other than man) of the Okapi. They live in the same environment so it's part of the rain forest ecosystem.
Which marine mammals have been heavily hunted for their fur?
Sadly, it has been baby seals, which have pure white fur when they are young.
Do brown bats live in Georgia?
in houses,garages sheds or garages.also mexican free tailed bats and big brown bats
Are mammals vertebrate or invertebrate?
All mammals are vertebrates because they have a spine and spinal cord, and an internal skeleton. They belong to the Phylum Chordata.
Mammals, birds, fish, reptiles and amphibians are all vertebrates.
I'm not sure what a "group" is, exactly. They're in order Soricomorpha (along with the shrews... soricomorphameans "shrew-form"), family Talpidae (the Latin for mole is talpa, which is also the name of one of the several genera of moles).
right auricle, right ventricle, left auricle, left ventricle,
Breastfeeding is a defining characteristic of mammals -- so yes, all mammals breastfeed.
Where does a river otter usually live in north Carolina?
No. Sea otters are found only in the northwestern Pacific. The river otter is found in North Carolina.
A Swordfish is not a mammal.It is cold blooded,and lays eggs.
