Grade 3 | Science | Mammals and non-mammals, Animals and Birds, Olympiad, CBSE, ICSE, Maths Olympiad, Science Olympiad, English Olympiad
Mammals
Mammals give birth to young ones and don’t lay eggs.
Mammals have well-developed lungs.
Mammals produce milk to feed their babies.
Mammals are warm-blooded.
Whale is not a fish but a mammal. Whales give birth to young ones and have lungs for breathing. They don't have gills like fish. They come to the surface of the water to breathe.
Dolphins are also mammals and have the same characteristics.
Bat is not a bird but a mammal.
Animals which have backbones are called vertebrates. Mammals, birds, fish, reptiles, amphibians are vertebrates. They have backbones. Insects and worms are not vertebrates.
Animals which lay eggs are called oviparous. Birds are oviparous. Penguin is oviparous. Bats are not oviparous. Bats are mammals.
Recommended watch
Useful free youtube videos
Mammals Note : This video is the property of Kids Learning Video. We really appreaciate the hard work put in by the team of Kids Learning Video to bring out this video. We suggest you to visit their channel on youtube for more informative videos.
Warm or cold blooded? Note : This video is the property of Kids Learning Video. We really appreaciate the hard work put in by the team of Kids Learning Video to bring out this video. We suggest you to visit their channel on youtube for more informative videos.
Vertebrates or invertebrates Note : This video is the property of MakeMeGenius. We really appreaciate the hard work and brain put in by the team of MakeMeGenius to bring out this video. We suggest you to visit their channel on youtube for more science videos. They have a huge collection of informative science videos.
* Olympiad Genius is an independent organization and is not an official partner of SOF (Science Olympiad Foundation), Silverzone and Indian Talent Olympiad Organizations.
