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Many early mammals were not studied. The biological study of mammals began quite late in human history.
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What did early biologists think sponges where?
they thought they were plants
What term describes an early kind of biologists who made and recorded observations about organisms and nature?
Naturalist.
What are the large eyes sockets in early mammals used for?
The large eyes sockets in early mammals used to hold large eyes. The eyes of early mammals were very large and contained a wider pupil and a larger lens. The eyes were much better at seeing in the dark than many mammals are today.
Do all early mammals lay eggs?
There is no such thing as an "early mammal". Monotremes lay eggs, but there is a misconception that monotremes are the most primitive of mammals. Science has recently proven that monotremes are not primitive mammals at all.
How are birds related to mammals?
Mammals and birds are both vertebrates descended from an early reptilian ancestor.
Are mammals evolved from early reptiles?
no they did not they where alive with the reptiles
Where the mammals big or small in the early mammals?
small, usually rat-like creatures in the prehistoric age
Which trait allowed early mammals to look for food at night?
nomoti
What category of animal do neanderthals fall into?
Neanderthals are early humans, therefore they are mammals
The forelimbs of early mammals were similar in all features EXCEPT?
Position on the body
What term describes an early kind of biologist who made and recorded observations about organisma in naturs?
Naturalist.
Did jaws develop independantly in mammals and birds?
No. Both mammals and birds "inherited jaws" from a common reptilian ancestor which ultimately originated in an early fish.
