Like the frog.
how do their reproductive systems diffeer
It would depend on which animal you are referring to, mammals have much the same reproductive system. Birds, fish and insects which are also animals do not.
No. Fish have no delivery system for nourishing their young.
a organ systems are shared by both fish and birds because they have the same respiratory system, nervous system and reproductive system.
The reproductive system...
There are many similarities between fish and humans. Fish and humans have many of the same organs. We both have a digestive system and a reproductive system.
The reproductive system also known as genital system is a system that enables people to produce offspring. Many non-living substances like hormones, pheromones and fluids are also essential accessories to the reproductive system.
Breasts are in the Reproductive System ( female) of the body. Mammary glands produce milk to nourish the newborn.
The eiodidymis is part of the male reproductive system
Sperm is part of the reproductive system, specifically the male reproductive system.
Endocrine
There is no "r", prostrate means "prone on the ground". The prostate gland belongs to the reproductive system.