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Wonders of Science Unit 10
Why do dolphins rub flippers?
http://video.nationalgeographic.com/video/player/news/animals-n
Explanation It could be to remove dead skin. To build solidarity.
Why do tadpoles change? Frogs are amphibians. Amphibians spend part of their lives under water. Young tadpoles start their life in water as tadpoles.
Why do tadpoles change? First, the female frog lays lots of eggs so some will survive being eaten by fish and other animals. The eggs are very small and often laid inside white foam
Why do tadpoles change? Next, the eggs hatch into tadpoles. Tadpoles have gills so that they can breathe under water and a strong tail to help them to swim.
Why do tadpoles change? As the tadpoles grow bigger, they start to change because they need to become a frog. Their tail becomes smaller and they begin growing legs. The back legs grow first , followed by the front legs.
Why do tadpoles change? Tadpoles also start to develop lungs because they have to ready to breathe on land when they become a frog. Tadpoles may be found in lakes, swamps or even in puddles after a heavy rain.
Why do dolphins rub flippers?
http://video.nationalgeographic.com/video/player/news/animals-n
Explanation It could be to remove dead skin. To build solidarity.
Why do tadpoles change? Frogs are amphibians. Amphibians spend part of their lives under water. Young tadpoles start their life in water as tadpoles.
Why do tadpoles change? First, the female frog lays lots of eggs so some will survive being eaten by fish and other animals. The eggs are very small and often laid inside white foam
Why do tadpoles change? Next, the eggs hatch into tadpoles. Tadpoles have gills so that they can breathe under water and a strong tail to help them to swim.
Why do tadpoles change? As the tadpoles grow bigger, they start to change because they need to become a frog. Their tail becomes smaller and they begin growing legs. The back legs grow first , followed by the front legs.
Why do tadpoles change? Tadpoles also start to develop lungs because they have to ready to breathe on land when they become a frog. Tadpoles may be found in lakes, swamps or even in puddles after a heavy rain.
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