CK-12 Foundation
Ck 12: Life Science: Origin of Species
[Free Registration/Login may be required to access all resource tools.] The creation of a new species is called speciation. Most new species develop naturally. But humans have also artificially created new breeds and species for...
CK-12 Foundation
Ck 12: Biology: Origin of Species
[Free Registration/Login may be required to access all resource tools.] Discusses how new species evolve.