compare and contrast vertebrates and invertebrates. list at least 8 examples in contrast and 3 in compare
Answers
Answer:
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Explanation:
Invertebrates
Vertebrates
Invertebrates do not possess a backbone not an internal skeleton Vertebrates possess a backbone and an internal skeleton.
Invertebrates have an exoskeleton Vertebrates do not possess an exoskeleton.
Body size varies but most are generally smaller than vertebrates. However, some invertebrates grow to gigantic proportions – such as the colossal squid (46 feet in length) Generally, vertebrates are comparatively larger than invertebrates
Nearly all invertebrates possess an open circulatory system. All vertebrates have closed circulatory system.
A majority of invertebrates have compound eyes. Vertebrates do not have compound eyes.
Includes radial or bilateral body symmetry. All vertebrates have bilateral body symmetry.
Presence of a simple and unorganized nervous system. Presence of complex and highly specialized organ systems with specific functions.
Mode of nutrition includes Autotrophic, Parasitic and Heterotrophic. Mode of nutrition is usually heterotrophic.
95% of animal species are invertebrates. 5 % of animal species are vertebrates.
Flatworms, arthropods, sponges, insects are few examples Invertebrates. Mammals, fish, reptiles, amphibians, and birds are examples of Vertebrates.