Most fish share common features, but there are interesting exceptions: catfish have no scales, some sharks give birth to live young and lungfish breathe air.
Amphibians
are cold-blooded vertebrates and can live on land and in water. Amphibians lay eggs.
Which are the animals that lay eggs?
Birds and fish
are not the only animals that lay eggs. Insects, turtles, lizards, and reptiles lay eggs, too. Only two mammals lay eggs: the platypus and the echidna. All other mammals give birth to live babies.
What animal lays eggs and is not a bird?
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 animals give birth and lay eggs?
Animals that lay eggs are called “
oviparous”
. For instance, many fish species spawn eggs that are fertilised externally. In other oviparous species, including birds and some lizards and snakes, eggs are fertilised inside the mother, an eggshell is added, and then eggs are laid.
Which animal lays eggs in water?
Most
amphibians
live part of their lives underwater and part on land. Amphibians reproduce by laying eggs that do not have a soft skin, not a hard shell. Most females lay eggs in the water and the babies, called larvae or tadpoles, live in the water, using gills to breathe and finding food as fish do.
Which animal has hair on its body?
Cow and buffalo
was put in the list: animals with hair on their body and whose ears can be seen.
Which animal does not lay egg?
Birds, insects, reptiles and fishes are oviparous animals. Animals which reproduce by giving birth to their young ones are called
viviparous animals
. These animals do not lay eggs. Mammals like cat, dog and man are viviparous animals.
How smart are platypuses?
2. Platypus bills give them
a “sixth sense
.” A platypus’s bill has thousands of cells that give it a sort of sixth sense, allowing them to detect the electric fields generated by all living things.
Is a platypus a monotreme?
The
monotremes
are a group of highly specialised egg-laying predatory mammals, containing the platypus and echidnas. There are only five living species of monotreme, contained within two families: Family Ornithorhynchidae: the platypus, a single species in a single genus, Ornithorhynchus anatinus.
What animal lays the most eggs at once?
A tailess tenrec (Tenrec ecaudatus) in Madagascar. 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.
What lays eggs chicken or hen?
Healthy female chickens,
known as hens
, are able to lay eggs, whether or not a rooster is present. Eggs will be unfertilized if the hen has no access to a rooster, which means the egg will never develop into a chick.
Are snakes born from eggs?
Question: Do all snakes lay eggs? Answer:
No
! While snakes are known for laying eggs, not all of them do so! Some do not externally lay eggs, but instead produce young by eggs that are hatched internally (or inside) the body of the parent.
What is the special name given to animals that live in water?
Amphibians
are vertebrates (animals with backbones) which are able, when adult, to live both in water and on land.
Which is the world largest animal?
The Antarctic blue whale
(Balaenoptera musculus ssp. Intermedia) is the biggest animal on the planet, weighing up to 400,000 pounds (approximately 33 elephants) and reaching up to 98 feet in length.
Which animal have no hair on their body?
Most animals need hair for sun protection, but some animals, like
naked mole rats
which always live underground, have no fur because they don’t need any protection from the sun. Whales and dolphins, mammals that live in the sea, have almost no hair because it is very difficult to swim if you are covered in fur.
What animal has longest hair?
Humans have the longest hair of all mammals. In the past, when women did not cut their hair, it was common to see hair that reached the floor. After humans, the mammal with the longest hair is
the musk ox
.
