Answer:
one is made of silk and one is made from branches and anything to keep it together and for padding
Explanation:
the spider makes the webs out of silk and it traps anything that goes through it. the birds make the nests from branches and litter.
Non-metals are gassed at room temperature
it would be B. the intertidal zone only cover by high tides
Genus comes first so genus
Mitochondria by using cellular respiration to make ATP
