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Is koi fish oviparous or viviparous?
Salamanders are all oviparous. All salamander species lay eggs in water.
What reproduces by laying eggs that hatch outside the female's body?
All eggs that are laid hatch outside the body
Do fish develop internally or externally?
Fish develop externally, meaning that fertilization and embryonic development occur outside of the parent fish's body. The eggs are often released into the water where fertilization takes place, and the embryos develop independently until they hatch.
Are all fish are oviparous?
No, not all fish are oviparous. Oviparous fish are those that lay eggs that develop and hatch outside of the mother's body. There are also viviparous fish that give birth to live young, and some fish are ovoviviparous, meaning they retain the eggs inside their body until they hatch.
Do salmon incubate their eggs?
NO salmon dont incubate their eggs, fish dont incubate their eggs at all, they lay them and the male fish swims by the fish and releases the sperm near the eggs and they become fertilized outside of the female fish.
How do 1male fish and 1 female fish make babies?
First of all the female fish makes eggs inside their body for several weeks. thousands of fish eggs are produce to increase the chance of fertilization. Next she will find a safe place to lay them, such as a gravel bed or somewhere with enough cover. The male fish then seek out these nests of fish eggs. When they find them, they swim over the nest, and fertilize them with their semen. This fertilises the eggs, and immediately the fish eggs start to become fish.
What fishes lay eggs?
Almost all fish lay eggs. Fertilisation takes place outside the mother's body, and the eggs are generally left alone by the adult fish after that.... among this group are salmon, goldfish, cichlids, tuna, and eels. Some other fish retain the eggs inside the mother. The developing eggs are fed from the yolk, and not from the mother as in mammals. The mothers then give birth to live young..... horn sharks and skates. There are some few species which have a set-up such as mammals with the mother directly supplying nutrients to the young.... guppies, angel sharks, and coelacanths.
Can a goldfish lay eggs without a male present?
All fish can lay eggs without a male present. The male and female fish do not meet during reproduction. Eggs are fertilized only once they leave the female's body. The male will come later to fertilize them with his sperm after the female fish has laid the eggs and left
Is a kangaroo oviparous or viviparous?
Koi fish, like all fish, are oviparous because they lay eggs that develop outside of the mother's body.
Can the fish on your sim aquarium have eggs?
It is not possible for the fish on "My Sim Aquarium" to have eggs. All fish must be purchased from the pet store.
How does a fish reproduce?
Many fish reproduce sexually. The male fish will insert a part of his body into the female fish in order to fertilize her eggs. In some cases, the male fish will spread semen on the eggs after they leave the body of the female.
Do fish have all of their eggs at birth?
yes
