Scientists determined that a species of a reptile dinosaur cohort had 20% survivorship during the first two years of life, but t

Spiders are categorized as part of the arachnid family.

Arachnids exhibit several characteristics:

They possess two distinct body segments.

Unlike insects that have six legs, they have eight.

They lack wings.

These features set them apart from insects.

Antonio is questioning the validity of the claim that the differences in spiders arose because they were the first to evolve.

This is due to the fact that the evolution of one species happens independently from another.