how to tell the difference between a male and female rhino?
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Both male and female rhinos of most species have horns, and in the black and white rhino, the females front horn is often longer, although thinner, than the males.
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In order to tell the difference between the male and female emperor penguins, look at their beaks. If it has an orange spot, it's a male. If the spot is pink, it's a female. Also, the golden crest on the "breast" areas correspond to gender differences respectively.
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Head shape: Males present a less rounded head than females. Eye ring: In some species of lovebirds such as the Personata or the Fischeri, the female has a thicker ring compared to its male companion. Beak: The shape of the beak of females is larger and wider than males.
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Generally, male skulls are heavier, the bone is thicker and the areas of muscle attachment are more defined than in females. There are also key differences in the appearance of the forehead, eyes and jaw, between men and women that are used to determine the sex of a skull.
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Look at the underside of your tortoise below the tail, females generally have U shaped notches and males have V shaped ones. Don't just use this method of gender determination as its not always easy to define the shape and the shapes do vary from species to species.
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Appearance wise there can be very subtle differences between males and females. Generally, the males will have brighter colouration, be slightly larger, more boisterous and sit taller when on the perch. Females eyes tend to sit higher on their head lining up above the beak and males' eyes will be in line with the beak.
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Physical Traits. Identical feathering and coloration make it impossible to discern a male lorikeet from a female. If you have a pair of the same age, the male will usually be slightly larger. The only way to tell with certainty is to have your veterinarian perform a DNA test using droppings or feathers.
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The most noteworthy difference between the two species is their upper lip. The black rhino has a hooked lip while the white rhino has a square lip. Because black rhinos browse instead of graze, the hooked lip helps them munch on leaves from trees and bushes, says the World Wildlife Fund (WWF).
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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.
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It is quite easy to determine the sex of an eastern box turtle. Males (pictured above) have concave plastrons, thicker based and longer tails, longer front claws, and bright red or orange eyes. Females have flat or slightly convex plastrons, short, thin tails, and dark red or brown eyes.
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The main difference between male and female carpenter bees is that the male carpenter bees have a white marking on the head whereas the female carpenter bees have a pure black color head. Furthermore, male carpenter bees do not have a stinger at their back while female carpenter bees have a stinger.
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There are visible clues that they are there, though. You can look at the shape and length of the tail to help you decipher whether or not your snake is a male. Males will have a tail (the portion of the snake starting after the cloacal opening) that is thicker and longer than their female counterparts.
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The male is larger than the female, his beak is longer, less arched, with longer terminal hook. The female, also, has a broader beak, has green underwing-coverts (whereas the male has black); her beak is less bright in colour, and her face and rump paler.
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It's not easing telling the males and females apart. But if you look closely, you'll be able to identify the male Guinea Fowl by its more prominent wattles and larger helmet. Another way to tell the difference is to listen to their calls. The male can do just one while the female has two or three more calls.
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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.
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MALE: Looks similar to females, but are a bit larger in size. FEMALE: Have a smaller build than males.
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Once the mantle (body) is slit open, you will be able to tell whether your squid is male or female. Females have nidamental glands that are white or translucent when they are young adults and yellow-brown-to-orange oviducts and ovaries when adults.