Science homework.. please help me i dont know this.?

Question

im in seventh grade. and i need help because this is a grade :\

try to answer as many as you kno. one or two is fine to.

1. what are two animals that call the saguaro cactus home?

2.what kind of animal feeds on nectar from the cactus at night?

3.what is the difference between a habitat and a niche?

4.name three types of warblers found on a spruce tree. also, describe its habitat and niche.

Answer 1

1. what are two animals that call the saguaro cactus home?

Saguaro cacti are host to a great variety

of animals. The gilded flicker and Gila

woodpecker excavate nest cavities

inside the saguaro’s pulpy flesh. When

a woodpecker abandons a cavity, elf

owls, screech owls, purple martins,

finches and sparrows may move in.

2.what kind of animal feeds on nectar from the cactus at night?

Many birds, bats, & insects.

3.what is the difference between a habitat and a niche?

A niche is the totality of all biological and environmental factors that affect a population. It encompases everything one can thnk of that allows populations to live, grow, and reproduce. It also changes with the needs of the organism. A habitat is the specific place where something lives.

4.name three types of warblers found on a spruce tree. also, describe its habitat and niche.

And,,i'm not sure!

Answer 2

Idk

Answer 3

You will learn more if you research these questions yourself. Try Wikipedia; for example,

http://en.wikipedia.org/wiki/Saguaro

should help with the first two questions... :)

For the question about warblers, try this:

http://www.stanford.edu/group/stanfordbi...

I'll let you tackle the habitat / niche one.