Organisms with a reproductive pattern that produces shelled amniotic eggs generally
A) end up having a higher embryo mortality rate than do organisms with unprotected embryos.
B) invest most of their reproductive energy in the embryonic and early postnatal development of their offspring.
C) invest more energy in parenting than do placental animals.
D) produce more gametes than do those animals with external fertilization and development.
E) lower their embryo mortality rate to less than one in a thousand.
A fixed action pattern as an example of innate behaviour.
The American paddlefish is poached for its eggs
The female reproductive system. (a) Sagittal section through the pelvis. (b) Top view of pelvic orga
Male Cat's Reproductive Anatomy
The Female Reproductive Cycle