Amphibians (Tell Me Why #61)
By Manorama
English | October 2011 | PDF | 98 pages | 13.5 mb
scanned to PDF by me.

Amphibians are an amazing lot, because their life is spent half on land, half in water!
Of course, the word 'amphibian' may first bring to mind the image of the bulging eyes of a frog. But the amphibian family has many other members too. Three main groups of amphibians exist on Earth today, Frogs and toads, which have no tails as adults, salamanders and newts, which have tails, and caecilians which have tails, but no legs.
Most of the members of this class typically begin their life in water as larvae, and more or less lead their adult lives on land. The first amphibians developed as fish out of water, and they are the link between vertebrates that live in water, and those that live on land.
This issue of T ell me Why takes you to the wonder world of amphibians

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Butterflies (Tell Me Why #122)
By Manorama
English | November 2016 | PDF | 99 pages | 13.2 mb
scanned to PDF by me.

Nature has many beautiful creations, but butterflies are undoubtedly her masterpieces. Butterflies, the exquisite, winged flowers of the animal world, have splendid colours and beautiful patterns that are matchless. Butterflies actually belong to the insect family. Together with moths, their close relatives, they form the large group of , scale-winged' insects. The life cycle of a butterfly is unique. From egg to butterfly it has four extremely different stages in its life.
Let's flutter into the colourful, wonderful world of butterflies.