Question

Although most salamanders have four legs, the aquatic salamander resembles an eel. It lacks hind limbs and
has very tiny forelimbs. Explain how
limbless salamanders evolved according to Darwin's theory of natural selection.

Answer 1

Check this site for your answer.

http://bioweb.cs.earlham.edu/9-12/evolution/HTML/theory.html

Answer 2

Create a 7- to 10-slide PowerPoint® presentation that describes environmental benefits
and challenges of urbanization. In your own words, include descriptions of two 1996
award winners, discussing how they overcame one of the challenges mentioned in your
presentation.