Which animals lay a large number of eggs each time?
Insects are no slouches when it comes to reproduction and the African driver ant, which can produce 3 to 4 million eggs every 25 days, is thought to be the most generous of all. Finally, North America’s gray partridge lays one of the largest clutches of eggs among birds, up to 22 eggs, with an average of 16 to 18.
Why do some animals lay large number of eggs than others?
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.
What animal besides a bird that lays eggs?
The platypus (Ornithorhynchus anatinus) has a puzzling array of features. Not only does it have that iconic duck bill, it lays eggs like a bird or reptile but feeds milk to its young like a mammal.
What is the most fertile animal in the world?
Elsewhere in the ocean, there swims a giant that was formerly recognised by Guinness World Records as the most fertile backboned animal: the ocean sunfish. Their Latin name “Mola mola” means “millstone”, and it is apt: these round, grey fish can measure 10 feet (3m) across and weigh up to 2 tonnes.
Do female emus lay eggs without a male?
Females can mate several times and lay several clutches of eggs in one season. The male does the incubation; during this process he hardly eats or drinks and loses a significant amount of weight. The eggs hatch after around eight weeks, and the young are nurtured by their fathers.
What was the first animal to lay eggs?
chickens
Back to our original question: with amniotic eggs showing up roughly 340 million or so years ago, and the first chickens evolving at around 58 thousand years ago at the earliest, it’s a safe bet to say the egg came first.
What animal comes from an egg?
Animals that lay eggs are known as oviparous [oh-vip-er-uh s] animals and include fish, birds, reptiles and insects. Mammals that lay eggs instead of giving birth are known as monotremes [mon-uh-treem]. Eggs come in all colors, shapes and sizes.
Are supermarket eggs fertilized?
The great majority of eggs, whether from ducks or chickens, will not be fertilised. “You are not going to open a box of eggs, crack them and a chick will fall out,” says Diacono, reassuringly.
Does an emu need a male to lay eggs?
What is the largest chicken egg ever laid?
The heaviest egg reported to have been laid by a hen is one of 454 g (16 oz), with a double yolk and double shell, laid by a White Leghorn at Vineland, New Jersey, USA, on 25 February 1956.
