Linked from

The 264 pages that link to Sexual dimorphism, each with the reason it gives.

• UintatheriumRelated: Differences in Uintatherium skull ornaments have been interpreted as possible sex-related variation.

• Alligator snapping turtleRelated: Adult males are generally larger than females, a difference relevant to reproduction and growth.

• Domestic turkeyRelated: Male and female turkeys differ markedly in size, plumage, and ornamental features.

• EstrildidaeRelated: Plumage differences between sexes vary across estrildid species.

• Eurasian eagle-owlRelated: Female Eurasian eagle-owls are generally larger and heavier than males.

• Golden pheasantRelated: Its vivid adult male and subdued female show pronounced differences in plumage.

• HeterodontosaurusRelated: Researchers have considered whether canine size reflected sex, but fossil evidence does not settle the question.

• MarkhorRelated: Male markhors generally have much longer horns and beards than females.

• Old World sparrowRelated: In many sparrow species, plumage patterns make the sexes visibly distinguishable.

• Olive baboonRelated: Male olive baboons are substantially larger than females and have prominent canine teeth.

• Proboscis monkeyRelated: Adult males are larger and have much bigger noses than females.

• Scale insectRelated: Adult males and females often look strikingly different in scale insects.

• Tokay geckoRelated: Tokay geckos show sex-related differences, including in body size and reproductive traits.

• Ball pythonRelated: Sexes can differ in traits such as size, though individual variation is substantial.

• Bengal monitorRelated: Adult males are often larger and more robust than females.

• Bighorn sheepRelated: Adult males carry much larger horns than females.

• Black seadevilRelated: Female black seadevils are much larger than the minute males.

• ButeoRelated: In many Buteo species, females are larger than males.

• Capuchin monkeyRelated: In several capuchin species, males are larger and have distinctive facial or cranial features.

• Common pheasantRelated: The male’s vivid plumage contrasts with the female’s camouflaging colors.

• Crab-eating foxRelated: Male crab-eating foxes are generally larger than females.

• HalfbeakRelated: Some halfbeak species show sex differences in body shape, coloration, or fin structure.

• Hamadryas baboonRelated: Adult male and female Hamadryas baboons differ markedly in size, color, and mane.

• HeterodontosauridaeRelated: The function of enlarged caniniform teeth may involve differences not yet securely established in fossils.

• KentrosaurusRelated: Researchers have considered whether variation in stegosaur spikes could reflect sex, but evidence is uncertain.

• Kodiak bearRelated: Adult male Kodiak bears are typically larger than adult females.

• Mahi-mahiRelated: Mature male mahi-mahi develop a prominent, steep forehead, unlike the more rounded female profile.

• MoschidaeRelated: Tusks and musk glands are especially developed in males of many musk deer species.

• Pubic hairRelated: Hormonal patterns contribute to average differences in pubic-hair distribution and density.

• Redback spiderRelated: Female redbacks are much larger and more conspicuously marked than males.

• SandgrouseRelated: In several sandgrouse species, male and female plumage differs in color and pattern.

• SivatheriumRelated: Differences in fossil headgear may reflect sex-related variation, though interpretations remain uncertain.

• Spotted ratfishRelated: Adult males have a distinctive retractable forehead appendage absent in females.

• StegocerasRelated: Researchers have considered whether variation in dome form reflected sex, though evidence is uncertain.

• Western grey kangarooRelated: Males are typically substantially larger and heavier than females.

• American robinRelated: Male robins are generally darker and brighter than females, though their plumage overlaps.

• ButtonquailRelated: In many buttonquails, females are more brightly colored than males.

• ChevrotainRelated: In many chevrotains, males have enlarged upper canines that females lack or have in reduced form.

• CurlewRelated: In several curlew species, females have longer bills than males.

• Dall sheepRelated: Rams grow much larger horns than ewes, making this difference especially visible.

• Dead-leaf mantisRelated: Adult females are broader and more leaf-like than males.

• Demoiselle craneRelated: Male and female demoiselle cranes look alike, unlike strongly dimorphic bird species.

• Diving bell spiderRelated: Male diving bell spiders are notably larger than females, an unusual pattern among spiders.

• Emperor dragonflyRelated: The species’ blue-and-black males contrast with its mainly green females.

• Frilled lizardRelated: Comparisons of the sexes help distinguish display-related traits from general species features.

• Giraffe weevilRelated: The elongated neck is especially pronounced in male giraffe weevils.

• Gouldian finchRelated: Male Gouldian finches generally show brighter plumage than females.

• Green pheasantRelated: Male green pheasants are conspicuously green, while females are mottled brown.

• Ground rollerRelated: Sexes differ in plumage in some ground roller species.

• Guinea fowlRelated: Sexes can be difficult to distinguish by plumage, making vocal and behavioral cues useful.