Their dorsal fin is only SMS which is short. Their upper jaw is the widest in their genus and the rostrum is the bluntest. They are the largest animals that ever existed on earth.
They also have 50-90 throat grooves that extend from the chin to just beyond the naval. The Blue whale is in the Cetacean order which stands for whale or mammals that best adapt to aquatic life. Two other mammals in the same order are the Sperm Whales and the Dolphins. Bats are from the Charioteer order which means an older order dating to the Eocene with two sub-orders, charioteer and micrometeorite which is insectivorous bats. Two other mammals that belong to this order are Bulldog Bats and Horseshoe Bats. They have wings for flight. Their flight surface is covered with skin and supported Animal Classification 3 by four fingers. They have a tail membrane.
Their thoracic region is robust. The female bats will care for their young and usually migrate in large groups. They also have courtship behavior. Some differences between the Blue Whale and the Bat are that the whale is the largest mammal while the bat is the smallest mammal. Whales have fins to swim and bats have wings to fly. Whales and bat will nurse their young and live in long life spans. They also both live in groups.
Insects The Butterfly is in the Lepidopterist order which means they have scaly wings. Two other types of species in this order are the silkworm moths and the metalwork. The butterfly has antennae and three legs. Their outer body is covered in tiny sensory hairs and their wings are covered by scales.
Their thorax contains flight muscles. Two adults will court then mate. They have four stages of life which are the egg, caterpillar, pupa, and adult. The dragonfly is in the Donate order which means toothed mandibles. Two other species that belong to this order are damselflies and club tails. Dragonflies are carnivorous insects that have gills that allow them to be aquatic nymphs. Some of them are territorial and the 4 males are brightly in color.
They have large eyes and six legs. They also have long thin bodies. Some similarities between the butterfly and the dragonfly are that they both can molt. They both can fly and lay eggs. Some differences are that dragonflies have gills and butterflies have wings. BirdsDucks are in the misinformed order which means they inhabit aquatic habitats. Two other species in the same order are the screamers and geese.
Ducks are herbivorous and are medium to large in size. They inhabit aquatic habitants and vary in color. Their front toes are webbed. The lay eggs and make loud cries. Pelicans are in the palindromes order which means water birds with feet that have four webbed toes. They have four toes that are joined by webbing. They are medium to large in size and have a bare sac that is pendulous.
They have a gulag sac and their skulls lack suborbital groove. Their feet, bare regions of their face, and gulag sac may become brightly colored during mating. They feed mainly on fish and squid. Some similarities between the duck and the pelican are that they are both medium to large in size. They both also have webbed feet. They are different because ducks have bills and pelican have gulag Animal Classification 5 sacs. Duck feed primarily on leaves, stems, flowers, roots, and seeds of aquatic vegetation and pelicans feed on fish and squid. Fish The tarpon fish is in the elopements order which means ray finned fish.
Two other species in this group are lady fishes and big eyed herring. They are large in size. They have a black dorsal coloration and a sliver side and ventricle coloration.
They have a forked hammerlock fin and large pelvic fins on their abdomen. They scales are copied and large. The females are larger than the males and they lay eggs. The White Sea bass is in the performers order which means perch like. Two other species in this group are the rabbit fish and the louvers. The White Sea bass is elongated and silver.
They have two dorsal fins and also have a pelvic fin on their thorax.