The author describes plant and animal structures and how particular behaviours help them survive in their habitat.
(The author; describes; plant and animal structures) (how particular behaviours; help; them survive in their habitat) Context(how particular behaviours help,List([53, 83))):(them; survive; L:in their habitat)
how particular behaviours help,List([53, 83))
The author how particular behaviours them
describes help survive
plant and animal structures
them survive in their habitat
L:in their habitat