In evolutionary biology, convergent evolution is the process whereby organisms

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POTENTIAL BIOLOGICAL REMOVAL. The potential biological removal (PBR) of

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If they weren't extinct, they'd be defined as part of the crown group. Stem group

for their mammary glands because one of the defining characteristics of

Labels require definitions, and species is a very particular label that has been

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Mammals are warm-blooded vertebrates with hair covering the skin. The females

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These definitions have taken some time to be accepted. . instance the

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Learn about the characteristics that differentiate mammal species from other

Definition of amniotic egg – Our online dictionary has amniotic egg information

Sometimes, only closer relatives of humans such as mammals and other

Bulletin of the Biological Society of Washington, 12: 353-363. . Definitions and

Definition: Threats from consumptive use of “wild” biological resources . Hunting

Thus the forelimbs of such widely differing mammals as humans, bats, and deer

Placental mammals (subclass Eutheria) are advanced mammals whose young

May 8, 2011 . definition of mammal (Page 1) - Mammals - Ask a Biologist Q&A - . If "mammal"

This is the common definition of species used in modern biology and by all those

Apr 14, 2007 . Definition and other additional information on Mammals from Biology-Online.org

Placental mammals - Topic:Biology - Online Encyclopedia - What is what?

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Biology of Pain . Neuroscientists define pain as nociception, the transmission of

Three subgroups are readily distinguished amongst the living mammals. . for all

At various times and places in history, some wild mammals formed . the

Any of various warm-blooded vertebrate animals of the class Mammalia,

BIOLOGICAL CLASSIFICATION > ANIMALS/VERTEBRATES > MAMMALS ·

Nonetheless, today biologists lack consensus in how to define the term and . . for

Definition of Species . Biological species concept ; Groups of individuals capable

Mammals - Topic:Biology - Online Encyclopedia - What is what? Everything you

The biological species concept defines a species as members of populations .

. Mammals · Marsupials · Mollusks · Reptiles · Vertebrates .

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Definition and other additional information on Eutherian mammals from Biology-

Oct 3, 2005 . Definition and other additional information on Mammal from Biology-Online.org

Our second major interest is the biology of mammalian iron metabolism (figure 2).

May 15, 2011 . The Role of Genetically-Defined Interneurons in Generating the Mammalian

A clear understanding of the definition of a species is necessary in order to .

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reproduction (biology), process by which organisms replicate themselves. . and

One of three groups of mammals that carry their young in the mothers body for

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Nov 13, 2007 . Citation: Kelsch W, Mosley CP, Lin C-W, Lois C (2007) Distinct Mammalian

mammal n. Any of various warm-blooded vertebrate animals of the class

Mar 13, 2012 . A-level Biology/Transport/mammalian transport . . simply meaning that

The convergence is a dynamic boundary, meaning it's precise location may . of

The biological species concept is the most widely accepted species concept. It

WALTER E. HOWARD and REX E. MARSH, Wildlife and Fisheries Biology,

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