Which animal below has no symmetry at all?

Interactions among two different species are known as interspecific interactions.

The terrestrial biome that receives fairly evenly distributed precipitation year round and supports deciduous trees in mid-latitude regions is called the ____________ biome.

The permanent loss of a species on the local level is also called _________.

__________ biomes are treeless and experience periods of continuous light in the summer, continuous darkness in the winter, and very cold temperatures.

Duckbill platypuses and echidnas are ___________.

____________ are a group of invertebrates that were the first to develop a complete digestive tract with 2 openings.

Which of the following is NOT a type of freshwater biome?

The terrestrial biome of the biosphere that is dominated by cone-producing trees such as pines and fir and is characterized by short, wet summers and long, cold, snowy winters is called the _________________.

Which group of animals below do octopus and snails belong to?