Males of one species sing only when its predators are absent; males of another species sing only
when its predators are present.
a. behavioral
b. gametic
c. habitat
d. temporal
e. mechanical

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood

What is the ecological role of food chains and food webs

The (blank) states that all loving things are made of cells.