are bird eggs fertilized externally

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  • Do birds have external or internal fertilization?

  • Birds reproduce by internal fertilization, during which the egg is fertilized inside the female. Like reptiles, birds have cloaca, or a single exit and entrance for sperm, eggs, and waste. The male brings his sperm to the female cloaca. Similarly, you may ask, do fish have external or internal fertilization?

  • Do fish eggs have internal or external fertilization?

  • Cartilagenous fish (sharks, skates, rays, chimaeras) eggs are fertilized internally and exhibit a wide variety of both internal and external embryonic development. Most fish species spawn eggs that are fertilized externally, typically with the male inseminating the eggs after the female lays them.

  • How do birds reproduce?

  • In birds, this will involve a type of display, usually performed by the male. Birds reproduce by internal fertilization, during which the egg is fertilized inside the female. Like reptiles, birds have cloaca, or a single exit and entrance for sperm, eggs, and waste.

  • What is fertilization in chickens?

  • As a general rule Simply, the fertilization in the chicken is internal means to say that the fusion of male and female gametes takes place inside the female body. In oviparity, the eggs are laid outside the female鈥檚 body and develop there. The fertilized egg receives its nourishment from the yolk, which is part of the egg.

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