Reproduction in Animals

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Animal Reproduction

Cheng Hong Jiunにより

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reproduction of animals

Humans

male

penis

ejects sperms

urethra

where urine and sperms leave the body

sperm duct

coveys sperm to the uthera

testes

produces male sex hormones and sperms there

Female

parts

cervix

ring of muscles

ovary

releases matured ova and female sex hormones

oviduct

fertilisation takes place there

uterus(womb)

place where foetus develop

vagina

muscular tube which receives sperm during sexual incourse.t also.It is also the boirth canal for the baby.

methods

sexual

Budding

Binary Fission

Bacterium

Amoeba

axexual

budding

Yeast

Hydra

binary fission

paramecium

Paramecium

Sexual

External Development

Bird

Sparrow

Reptile

Tortoise

Insect

Dragonfly

Internal Development

Do not lay eggs

Zebra

External Fertilisation

Certain aquatic animals

Amphibian

Fish

Internal Fertilisation

Birds

Reptiles

Insects

Mammals

Subtopic