what are the differences between male and female humpback whales?
435688
Adult female humpback whales are typically 1–1.5 m longer than males. ... There are no easily observable differences between male and female humpbacks. Females possess a grapefruit-sized lobe at the rear of the genital slit; this lobe is absent in males.
1085705
Usually, the best indication is size - males grow larger than females in all crocodilian species, and so a very large individual is more likely to be a male. In some species, females may have narrower snouts, and a more slender body, but such traits are highly unreliable indicators of sex.
230195
["Size. Baleen whales are some of the world's largest animals. ... ", 'Body Shape. The general body shape of baleen whales is roughly cylindrical but tapering at both ends. ... ', 'Coloration. Most baleen whales exhibit skin color variations of black and gray. ... ', 'Pectoral Flippers. ... ', 'Flukes. ... ', 'Hind Limbs. ... ', 'Dorsal Fin. ... ', 'Head.']
782159
Males are about half the female's size, with smaller bodies and longer legs. Both females and males have shiny, globular abdomens and are mostly black, and sometimes brown. Females usually have a reddish hourglass shape on the underside of their abdomens.
909679
The sex of sea urchins cannot, with very few exceptions, be ascertained by any external morphological character. A very simple method of distinguishing male and female is to pass an alternating electric current of 10 volts through the animal, and it will at once shed its sperm or eggs.
469623
Males are slightly smaller than females but there is wide overlap. Females have proportionately longer and broader wings. Males tend to have a more deeply notched tail, which they twist and flex more than the females. It is difficult to tell the sexes apart unless you have two to compare directly.
664954
The most obvious differences between male and female Bald eagles are their size. Females are usually a third of the size larger than males. ... With the female's larger size, this generally means a larger hooked beak and a hallux (back, largest talon) that can reach over three inches in length.
421419
MALE: Looks similar to females, but are a bit larger in size. FEMALE: Have a smaller build than males.
695077
Humpback whales (like all baleen whales) are seasonal feeders and carnivores that filter feed tiny crustaceans (krill - mainly Euphausia superba, copepods, etc.), plankton, and small fish (including herring, mackerel, capelin, and sandeel) from the water. ... The humpbacks then eat a large, hearty meal.
530435
Gender. Male and female rabbits are distinctly different from each other, even after de-sexing. Males tend to be more easy going and relaxed while females are usually "the boss" of any household.
223681
The differences between males and females include the size of the comb and wattles, the size of the spurs (in older birds), and the characteristics of the hackle and cape feathers. ... In addition, males have sickle feathers in their tails and hackle feathers on their backs, and females do not.
1398921
Body and Shape — Female body is a lot rounder and bigger than a male's. Male Guppies usually have very slender body. Female Guppies are almost twice as big as male are. ... A male's anal fin is usually long and pointed. Female's anal fin is triangular shape. The anal fin is the fin just below a Guppy's tail fin.
359291
The most obvious differences between male and female Bald eagles are their size. Females are usually a third of the size larger than males. Females tend to weigh between ten to fifteen pounds more. ... Whereas the males weigh between five to ten pounds less, with a wingspan reaching up to six feet.
679698
Males are more swollen at the base of the tail than females and have a pair of enlarged scales near their vent (cloaca). Females and juveniles have some color, but not nearly as bright. Even if you can't get a look at the lizard's belly, there are also behavior clues that help reveal gender.
416343
The differences between males and females include the size of the comb and wattles, the size of the spurs (in older birds), and the characteristics of the hackle and cape feathers. Hackle and cape feathers of males have pointed ends, whereas those of females have rounded ends.
778647
Male VS Female Turtle Male painted turtles have longer front claws than females. Male painted turtles have long tails that are wide at the base; female painted turtles have thin, short tails. The cloacal opening on the male is away from the body and further down the tail; it is close to the body on a female.
1233320
Humpback whales can be distinguished by their small dorsal fin and long pectoral flippers, and they show their tail flukes more often. Blue whales are the biggest. They are actually grey, but appear aqua under water. Seeing one is considered to be a very special occasion.