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3898674
1_Reproduction
Description
Animals and their young ones
No tags specified
egg layin animals
mammals
lifecycle
primary
Mind Map by
kamna jain
, updated more than 1 year ago
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Created by
kamna jain
almost 9 years ago
Copied by
kamna jain
almost 9 years ago
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Resource summary
1_Reproduction
Animals Lay eggs-oviparous
Incubation -Eggs are kept warm
Eggs structure
Egg shell- think hard outer layer
Albumen- Jelly like white coloured substance
Yolk-Yellow substance present inside
Embryo- Embryo develops into a young one
Life cycle- different stages of life
Birds
Annotations:
https://www.youtube.com/watch?v=dyZjCw5Rl2Y
Fish
lay plenty of eggs in water Most are eaten by otherfish, few survive. Eggs get warmth from sun rays
Frogs
Annotations:
https://www.youtube.com/watch?v=wAcwjWi6I9Y
lay large eggs ,in cluster called spawn.
Young ones that hatch from the eggs are called tadpoles
The process of transformation of a young one into an adult which looks different is called metamorphosis.
Butterfly
Annotations:
http://natgeotv.com/ca/great-migrations/videos/growing-up-butterfly
lay eggs on leaves
small worm like larva called caterpillar hatches
larva grows in size by eating plants . It forms a prtotective covering called pupa
Pupa sheds its old skin many times -moulting
Reptiles
lay eggs on the ground
Sun rays help them to grow into an adult
Grasshopper and cockroaches
Tiny larva called nymph
resemble parents
nymph undergoes moulting several times , develops into an adult
Annotations:
https://www.youtube.com/watch?v=AvxMnJVCfvo
Animals give birth to babies-Mammals
Development takes place inside the mother and drink mother's milk
Babies have hair on their bodies breathe through lungs
Mammals take care of their young ones feed and protect them
whales and dolphins are called aquatic mammals
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b7ac55c8-0875-4986-8ca0-20f70f9181af.gif (image/gif)
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