Which type of animal is least flexible & most flexible?
one with a wide fundamental niche

one that is a strict niche specialist

one with a wide realized niche

one that is extremely competitive

[[ please say which ones are least, and which ones are flexible to
not be confused!! ]]

Internal gestation followed by live birth is an evolutionary development most likely driven by which of the following? a. the inability of eggs to acquire nutrients to grow complex animals b. the need to give birth and reproduce on dry land where eggs could dry out c. the threat of predators to eat eggs d. environmental conditions caused eggs to over-absorb dangerous molecules from the environment