Your question: Why do fish and frogs lay so many eggs?

Animals like frogs and fish lay hundreds of eggs and release millions of sperms. … Thus, production of large number of eggs and sperms is necessary to ensure fertilization of at least a few of them.

Why fish and frog lay more eggs?

The type of fertilization in fish and frog is external fertilization i.e fertilization takes place outside the body. … Thus the fish and frog produce a huge number of eggs each year to overcome the chance factor(sperm to come in contact with egg) and produce offsprings.

Why does a frog lay so many eggs at a time?

Frogs laid so many eggs in water to make sure that enough eggs reach to the morality & adulthood . because they are lowers in food chain & also have so may enemies in water & on land also . So to ensure for new generation they laid high number of eggs .

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Why do fish lay so many eggs at one time?

Answer. fish lays thousands of eggs because some of them are eaten by big animals and some of them don’t get enough Oxygen and some more things that they can’t grow , So fish has to lay many Eggs so that so of them becomes a new one.

Why do female frogs and female fish lay hundreds of eggs?

The female frogs (or female fish) lay hundreds of eggs because there are fewer chances of surviving in that environment, so from 100 even if 5-10 survive, their species will survive.

Why do humans not give birth to as many babies as frogs do?

frogs reproduces more because there is one father but the number of mothers are more because there could be any number of females that can be fertilized whereas in humans internal fertilization takes place so the sperm can only fertilize one egg.

What animal produces the largest egg?

The largest recorded egg is from a whale shark and was 30 cm × 14 cm × 9 cm (11.8 in × 5.5 in × 3.5 in) in size. Whale shark eggs typically hatch within the mother.

What is a life cycle of a frog?

The life cycle of a frog consists of three stages: egg, larva, and adult. As the frog grows, it moves through these stages in a process known as metamorphosis. … During metamorphosis, two hormones, prolactin and thyroxine, control the transformation from egg to larva to adult.

What is the world’s most poisonous frog and how poisonous is it?

A single “golden poison frog” harbours enough poison to kill 10 grown men, making these frogs perhaps the most poisonous animals alive. They are one of many species of toxic frogs, which are known as poison dart frogs. They are all small: the largest are no more than 6cm long, and some are just 1.5 cm.

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How many eggs frog lays?

Бесхвостые земноводные/Яйценоскость

How many eggs do fish lay at one time?

Рыба/Яйценоскость

Is fish roe raw?

Roe (/roʊ/) or hard roe is the fully ripe internal egg masses in the ovaries, or the released external egg masses of fish and certain marine animals, such as shrimp, scallop, sea urchins, and squid. As a seafood, roe is used both as a cooked ingredient in many dishes and as a raw ingredient.

Do fish lay eggs in water?

The methods of reproduction in fishes are varied, but most fishes lay a large number of small eggs, fertilized and scattered outside of the body. … The eggs of pelagic fishes usually remain suspended in the open water. Many shore and freshwater fishes lay eggs on the bottom or among plants.

Why does frog lay several eggs whereas a hen lays only one?

Hence, very few new frogs are produced. Whereas, in case of a hen, internal fertilization takes place and hence the survival of the baby which would hatch from the egg has much higher rates of survival as compared to those in case of a frog. Hence, hen produces only one egg.

Why do some animals lay thousands of eggs at a time?

Originally Answered: Why do some animals lay eggs in large numbers? Because they know that they have many predators that would eat a lot of the eggs. So they produce so much eggs that eventually a sufficient number to keep the species alive will survive.

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