The mantle is the layer below the crust. It makes up almost two thirds of the earth's mass and is about 2900 km thick. The mantel is divided into two regions, the upper and lower sections.Directly below the upper section is the asthenosphere.he thin, outermost layer of the earth is called the crust. It makes up only one percent of the earth's mass. The continental crust is thicker than the oceanic crust. It can range from 25 km thick at the edges to 70 km thick near the center.
The family Phylliidae (often misspelled Phyllidae) contains the extant true leaf insects or walking leaves, which include some of the most remarkably camouflaged leaf mimics in the entire animal kingdom.They occur from South Asia through Southeast Asia to Australia.hey do this so accurately that predators often are not able to distinguish them from real leaves. In some species the edge of the leaf insect's body even has the appearance of bite marks. To further confuse predators, when the leaf insect walks, it rocks back and forth, to mimic a real leaf being blown by the wind.
Lots of people have cats and birds but not many have a spiny leaf insect. Plus they are really easy to look after! To take care of your spiny leaf insect, give them fresh eucalyptus leaves every 2-3 days, which you can leave in a vase of water in their tank or cage.It is best for the insects to have a vertical (rather than horizontal) aquarium to live in. And just spray the leaves with water about twice a day.If you've got spiny leaf insect eggs to look after, put some river sand in a container and lay the eggs gently on top. Then you spray them with water every 2-3 days. Local species of spiny leaf insects can be found in rose bushes and also in wattle.nd just spray the leaves with water about twice a day. If you've got spiny leaf insect eggs to look after, put some river sand in a container and lay the eggs gently on top. Then you spray them with water every 2-3 days. Local species of spiny leaf insects can be found in rose bushes and also in wattle.