Differences between reproduction in mammals and amphibians.

While all of these animals reproduce sexually (meaning that the species consists of males and females and mating involves the fetilization of eggs by sperm), reptiles and mammals reproduce through internal fertilization (inside the female) whereas amphibians practice external fertilization

answer; i believe that the correct answer is; ///bodies of water store heat during the day and release it at night;

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b