what does having no natural predators mean creatures have to be?
Echinoderm. animals heterotrophs Echinoids slow and inefficient better adapted threatened dangerous
A B C D E F G H
Organisms have to be better adapted as population size increases.
having no natural predators means organisms have to be better adapted
what does having no natural predators mean creatures have to be? (A) Echinoderm. (B) animals (C) heterotrophs (D) Echinoids (E) slow and inefficient (F) better adapted (G) threatened (H) dangerous