Some tadpoles(蚪) are swimming in a river. "1.children are they?" The birds ask each other. The tadpoles are also confused(疑惑的), so they want to find 2.mum.They see a nice fish. They are happy and they ask, "Are you 3.mum?" The fish says, "No. 4.mum has some legs. ...
"Mummy ! Mummy ! I saw some really big tadpoles (蝌蚪) in the pond (池塘). You’ve promised to catch some for us. "Phillip says, following me towards the kitchen. "Some of them have already got legs!" "Yes! We can catch them and watch them turn into frogs!" Geoffrey says sud...
Frogs live in ponds and rivers. They spend some time on land. They hop on their long, strong legs. ♦Laying Eggs The female frog lays eggs into pond. You might see a blob of jelly with black dots. The blob of jelly is full of frog eggs. Inside the egg, new tadpoles are ready...
"Mummy ! Mummy ! I saw some really big tadpoles (蝌蚪) in the pond (池塘). You've promised to catch some for us. "Phillip says, following me towards the kitchen. "Some of them have already got legs!" "Yes! We can catch them and watch them turn into frogs!" Geoffrey says suddenl...
Mummy ! Mummy ! I saw some really big tadpoles (蝌蚪) in the pond (池塘). You've promised to catch some for us. Phillip says, following me towards the kitchen. Some of them have already got legs! Yes! We can catch them and watch them t..
Inside the egg, new tadpoles are ready to haEggsAdult FroYoungTadpoleMatureTadpole◆GrowingIn a few weeks, a tadpole begins to grow legs. T he tadpole's legs grow longer. Itstail gets shorter. T he tadpole changes intoa frog. T he frog has four legs.【小题1】Where do the frogs live...
Uncompressed eggs under these conditions develop to normal tadpoles. Compression aligns all the spindle axes in a horizontal plane. During cleavage the blastomeres show a well-defined period of 'contraction' during the development of the cleavage furrow and a period of 'relaxation' which is ...
They spend some time on land. They hop on their long, strong legs. ♦Laying Eggs The female frog lays eggs into pond. You might see a blob of jelly with black dots. The blob of jelly is full of frog eggs. Inside the egg, new tadpoles are ready to hatch. ♦Growing In a ...
This species isnamed after its resemblance to a darning needle. Females lay their eggs beneath the surface of bodies of water, with older individuals eating aquatic prey such as tadpoles and small fish. Answer: Washington Eugene Zelenko // Wikimedia Commons ...
This has the useful effect of scaring off predators that might otherwise eat the tadpoles. "It appears that the alkaloids in tadpoles are sufficient in deterring some potential arthropod predators such as hungry dragonflies," says Saporito. They might also protect against infection. ...