Ch 3: Sexual dimorphism

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Sexual dimorphism refers to differences between males and females in appearance and behavior. Across the range of species on earth, some are highly sexually dimorphic and some are less so. This board collects examples of highly sexually dimorphic animals.

Researchers at the University of Bristol have found that armour plates that were thought to belong to different species of stegosaurus actually belong to members of the opposite sex. Pictures Of Fossils, Things To Do With Boys, Girl Dinosaur, Extinct Animals, Dinosaur Fossils, Prehistoric Creatures, Image Of The Day, Prehistory, Jurassic World

Pictures Of Fossils Things To Do With Boys Girl Dinosaur Extinct Animals Dinosaur Fossils Prehistoric Creatures Image Of The Day Prehistory Jurassic World

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blamoscience: “ Above: Sexual dimorphism in the pterosaur Darwinopterus. (Credit: Image by Mark Witton) The term “sexual selection” refers to the evolutionary pressures that relate to a species’. Reptiles, Mammals, Recent Discoveries, Live Animals, Extinct Animals, Dinosaur Fossils, Prehistoric Creatures, Vertebrates, Prehistory

Reptiles Mammals Recent Discoveries Live Animals Extinct Animals Dinosaur Fossils Prehistoric Creatures Vertebrates Prehistory

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Wildlife Ducks Wall Art Poster Housewarming Husband Wife Dad Boyfriend Gift for Men Women, Mandarin Duck Bird Cabin Decor - by ArleyArt on Etsy Pato Animal, Mundo Animal, Canard Mandarin, Mandarin Duck, Aix Galericulata, Duck Wallpaper, Duck Pictures, Mosaic Pictures, Photo Animaliere

Pato Animal Mundo Animal Canard Mandarin Mandarin Duck Aix Galericulata Duck Wallpaper Duck Pictures Mosaic Pictures Photo Animaliere

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Betta Fish mating is not an easy process it takes lot of precautions than just running for it. It requires an aquarium, betta fishes and lots of precautions. Pretty Fish, Beautiful Fish, Fish Breeding, Fishing For Beginners, Different Fish, Fish Wallpaper, Siamese Fighting Fish, Fish Drawings, Fish Crafts

Pretty Fish Beautiful Fish Fish Breeding Fishing For Beginners Different Fish Fish Wallpaper Siamese Fighting Fish Fish Drawings Fish Crafts

Siamese fighting fish

Photograph of Siamese Fighting Fish (Betta splendens) male and female in courtship display. Rights managed image. Warren Photographic WP04839

Creepy Deep-Sea Anglerfish Captured in Rare Video Deep Sea Animals, Deep Diving, Monterey Bay Aquarium, Rare Videos, Angler Fish, Deep Sea Fishing, Science And Nature, Sea Creatures, Under The Sea

Deep Sea Animals Deep Diving Monterey Bay Aquarium Rare Videos Angler Fish Deep Sea Fishing Science And Nature Sea Creatures Under The Sea

The anglerfish: The original approach to deep-sea fishing

Deep-sea anglerfish are strange and elusive creatures that are very rarely observed in their natural habitat. Fewer than half a dozen have ever been captured...

Female Animals Animales Animaux Animal Animais

Arkive closure

Mandrill male allogrooming female. Shows sexual dimorphism. - View amazing Mandrill photos - Mandrillus sphinx - on Arkive

A Greater Sage-Grouse Male displays for a female in Sublette County, Wyoming. Happy New Year 2015, Fish Face, Grouse, Endangered Species, Love Birds, Pet Birds, Wildlife, Sage, Wyoming

Happy New Year 2015 Fish Face Grouse Endangered Species Love Birds Pet Birds Wildlife Sage Wyoming

Interview with Dave Showalter | Mountain Photographer : a journal by Jack Brauer

Interview with Dave Showalter, nature conservation photographer.

Sexual Dimorphism in Non-Human Primates Female Gorilla, Chimpanzee, Orangutans, Muscular Strength, Mountain Gorilla, Human Evolution, Lemur, Primates, Old World

Female Gorilla Chimpanzee Orangutans Muscular Strength Mountain Gorilla Human Evolution Lemur Primates Old World

Michael Keenan

"Male gorillas are much heavier and stronger than female gorillas"

Pato Animal Mundo Animal Canard Mandarin Mandarin Duck Aix Galericulata Duck Wallpaper Duck Pictures Mosaic Pictures Photo Animaliere

Mandarin Ducks, male (left) and female (right)

The Eclectus Parrot (Eclectus roratus) is a parrot native to the Solomon Islands, Sumba, New Guinea and nearby islands, northeastern Australia and the Maluku Islands (Moluccas). Papua Nova Guiné, Maluku Islands, Talking Parrots, Fauna Marina, Singapore Zoo, Butterfly Photos, Australian Birds, Solomon Islands, Cockatiel

Papua Nova Guiné Maluku Islands Talking Parrots Fauna Marina Singapore Zoo Butterfly Photos Australian Birds Solomon Islands Cockatiel

Male (green) and female (red) at Singapore Zoo

Bornean Orangutan Orangutans Behavioural Ecology Monkey Female Animals Ark Cousins Google Search

Sexual dimorphism is obvious in this male and female bornean orangutan

Sexual dimorphism is obvious in this male and female bornean orangutan. Photo by Holly Carroll Read the blog article: thelastofthegreatapes.com/follow-holly/blog/2012/07/05/fi...

Male-Peacock-displaying 5 Ways to Help a Loved One Suffering from Addiction Peacock Images, Peacock Photos, Daisuga, Iwaoi, Oikawa, Female Peacock, Peacock And Peahen, I Love Being Black, Peacock Wallpaper

Peacock Images Peacock Photos Daisuga Iwaoi Oikawa Female Peacock Peacock And Peahen I Love Being Black Peacock Wallpaper

BIL 107 - Lecture 21

Sexual dimorphism in peacocks

Wild Life Sheep Inspire Big Animals Reading Animales Animaux Wildlife Nature

BIL 107 - Lecture 21

Sexual dimorphism big horned sheep

"Ostriches (Struthio camelus) are sexually dimorphic. The male (right) has a pinkish neck and legs, and black and white feathers. The female (left) is mostly brown. Camelus, Ostriches, White Feathers, Legs, Black And White, Female, Brown, Animals, Animales

Camelus Ostriches White Feathers Legs Black And White Female Brown Animals Animales

Boy, you're lookin' fine! Sexual dimorphism in birds

Ostriches (Struthio camelus) are sexually dimorphic. The male (right) has a pinkish neck and legs, and black and white feathers. The female (left) is mostly brown. When males and females of the same species have different physical forms, it is called sexual dimorphism. These differences can be in body parts, color patterns, and size. If you are trying to identify a species, recognition that the sexes may appear different is key. I once met a woman who swore she had two species of cardinals…

Ring-necked pheasant/Common pheasant (Phasianus colchicus)(Phasianidae) IUCN Least Concern (LC) Pheasant Meat, Common Pheasant, Pheasant Hunting, Bow Hunting, Ring Necked Pheasant, World Birds, Most Beautiful Birds, Beautiful Life, Peafowl

Pheasant Meat Common Pheasant Pheasant Hunting Bow Hunting Ring Necked Pheasant World Birds Most Beautiful Birds Beautiful Life Peafowl

"Female (left) and Male (Right) Common Pheasant, illustrating the dramatic difference in both color and size between sexes"

Long Horn Rhinoceros Beetles Costa Rica Larger Female Nice Rhinos Nice France

"These beetles are a nice example of sexual dimorphism, the male being larger than the female and sporting a long horn used to move other males out of his way."