What makes animals natural communication less complex than human language

What are the results of maya's conspicuous consumption? check all that apply?

What is the term for the amount of time it takes 50% of an element to decay

Define placer deposits, and explain how placer deposits form?

Which type of pollution includes CFCs and smog? Air, land, water or volcanic

Convert 86,000 cm to km

8. List at least 5 new discoveries about viruses.

The phospholipid molecule has two parts, the polar end and the bipolar end. True or False?

Giraffes use their extremely long necks to reach the lees high up on a case he had trees which other animals can not reach giving them a food source for which they have few competitors what can you conclude about natural selection from this

Which is a reason that many organisms that have existed on earth have left no fossils?

Are all organisms with similar physical characteristics related to one another? If not, why?