Answer:
Crayfish use their large pincers to capture common prey items, such as worms, leaches, snails. Additionally, crayfish occasionally capture large prey, such as frogs, fish, salamanders and tadpoles. Frog eggs and insects are important foods for the juveniles of many species.
Light can pass through a transparent object, but light cannot pass through an opaque object.
Answer:
A polar molecule is a molecule that has a positive and negative charge at either end.
Answer:
in collecting animals or specimen
