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Ch 3: Sexual dimorphism

Sexual dimorphism refers to differences between males and females in appearance and behavior. Across the range of species on earth, some are highly sexually…

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Image result for sexual dimorphism dinosaurs Pictures Of Fossils, Things To Do With Boys, Girl Dinosaur, Extinct Animals, Weird Science, Dinosaur Fossils, Image Of The Day, Prehistoric Creatures, Prehistory

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Image result for sexual dimorphism Reptiles, Mammals, Prehistoric Wildlife, Recent Discoveries, Live Animals, Vertebrates

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Image result for sexual dimorphism Pato Animal, Mundo Animal, Canard Mandarin, Mandarin Duck, Aix Galericulata, Duck Wallpaper, Duck Pictures, Mosaic Pictures, Photo Animaliere

Canard Mandarin

Aix Galericulata

Mosaic Pictures

Photo Animaliere

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Lilac Snapper Pretty Fish, Beautiful Fish, Fishing 101, Fishing Gifts, Fishing For Beginners, Fish Breeding, Different Fish, Fish Wallpaper, Fish Drawings

Fishing For Beginners

The very first footage of a live anglerfish; never before caught on camera. Female, of course. Deep Sea Animals, Monterey Bay Aquarium, Angler Fish, Underwater Creatures, Rare Videos, Deep Sea Fishing, Black Sea, Science And Nature, Sea Creatures

Deep Sea Animals

Monterey Bay Aquarium

Underwater Creatures

Deep Sea Fishing

Science And Nature

The very first footage of a live anglerfish; never before caught on camera. Female, of course.

"Mandrill male allo grooming female." Female, Animals, Animales, Animaux, Animal, Animais

"Mandrill male allo grooming female."

"A Greater Sage-grouse male displays for a female on a lek in Sublette County, Wyoming. The birds put on an elaborate display on leks, or mating grounds in spring, often in areas threatened by energy development. The species is in rapid decline and determined to be "warranted, but precluded" from protection under the Endangered Species Act. Photo by Dave Showalter." Happy New Year 2015, Fish Face, Grouse, Endangered Species, Love Birds, Pet Birds, Wildlife, Sage, Wyoming

Happy New Year 2015

Endangered Species

"A Greater Sage-grouse male displays for a female on a lek in Sublette County, Wyoming. The birds put on an elaborate display on leks, or mating grounds in spring, often in areas threatened by energy development. The species is in rapid decline and determined to be "warranted, but precluded" from protection under the Endangered Species Act. Photo by Dave Showalter."

"Male gorillas are much heavier and stronger than female gorillas" Silverback Gorilla, Chimpanzee, Orangutans, Female Gorilla, Paleolithic Era, Strongest Animal, Mountain Gorilla, Human Evolution, Common Myths

Silverback Gorilla

Paleolithic Era

Strongest Animal

Mountain Gorilla

Human Evolution

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

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

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

Male (green) and female (red) at Singapore Zoo Papua Nova Guiné, Maluku Islands, Talking Parrots, Singapore Zoo, Fauna Marina, Butterfly Photos, Australian Birds, Solomon Islands, Cockatoo

Papua Nova Guiné

Talking Parrots

Butterfly Photos

Australian Birds

Solomon Islands

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

Sexual dimorphism is obvious in this male and female bornean orangutan Bornean Orangutan, Ecology, Monkey, Ark, Cousins, Google Search

Bornean Orangutan

Sexual dimorphism is obvious in this male and female bornean orangutan

Sexual dimorphism in peacocks Female Peacock, Peacock And Peahen, I Love Being Black, Peacock Wallpaper, Get Out Now, Peacock Photos, Funky Quotes, Image Photography, Beautiful Birds

Peacock And Peahen

I Love Being Black

Peacock Wallpaper

Image Photography

Beautiful Birds

Sexual dimorphism in peacocks

Sexual dimorphism big horned sheep Big Horn Sheep, Wild Life, 21st, Inspire, Wildlife Nature

Wildlife Nature

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, Black And White, Legs, Brown

Black And White

"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. "

"Female (left) and Male (Right) Common Pheasant, illustrating the dramatic difference in both color and size between sexes" Pheasant Hunting, Pheasant Meat, Bow Hunting, Betta, Common Pheasant, Ring Necked Pheasant, World Birds, Most Beautiful Birds, Beautiful Life

Pheasant Hunting

Common Pheasant

Ring Necked Pheasant

Most Beautiful Birds

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

"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." Long Horn, Rhinoceros, Beetles, Costa Rica, Larger, 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."

"In Madagascar, a female Furcifer willsii (a chameleon with no common name) chases a male of her species away from her place on a branch. Because of the striking sexual dimorphism, the male and female could easily be mistaken for different species." Away From Her, Chameleon, Madagascar, Evolution, Chameleons

"In Madagascar, a female Furcifer willsii (a chameleon with no common name) chases a male of her species away from her place on a branch. Because of the striking sexual dimorphism, the male and female could easily be mistaken for different species."

"Adult male (small) and female western hognose snakes Heterodon nasicus nasicus to demonstrate sexual dimorphism in size." Amphibians, Pet Snake, Quokka, Snakes, Westerns, Mom, Pets

"Adult male (small) and female western hognose snakes Heterodon nasicus nasicus to demonstrate sexual dimorphism in size."

Sexual dimorphism in the Chelicerae Xmas, Science, Teaching, Christmas, Navidad, Noel, Education, Natal, Onderwijs

Sexual dimorphism in the Chelicerae

Sexual Dimorphism between male and female Southern Elephant Seals is extremely pronounced. Giant Pacific Octopus, Monk Seal, Small Shark, Nile Crocodile, Elephant Seal, Underwater Sea, Komodo Dragon, Great White Shark, Creature Comforts

Giant Pacific Octopus

Great White Shark

Creature Comforts

Sexual Dimorphism between male and female Southern Elephant Seals is extremely pronounced.

"Distinct sexual size dimorphism can be seen between the female and two male Hamadryas baboons." Primates, Orangutan, New World Monkey, Ape Monkey, Superfamily, Lemur

New World Monkey

"Distinct sexual size dimorphism can be seen between the female and two male Hamadryas baboons."

"The superb bird of paradise (Lophorina superba) is an extreme example of sexual dimorphism and a product of intersexual selection." Bizarre Animals, Animals And Pets, Cute Animals, Unusual Animals, Odd Animals, Exotic Animals, Colorful Animals, Colorful Birds, Nature Animals

Bizarre Animals

Animals And Pets

Unusual Animals

Colorful Animals

"The superb bird of paradise (Lophorina superba) is an extreme example of sexual dimorphism and a product of intersexual selection."

Male and female mallard Mallard, Adventure, Adventure Movies

Adventure Movies

Male and female mallard

"The birdwing swallowtails from tropical Asia are some of the largest, most spectacular, and most endangered butterflies in the world. All show high levels of sexual dimorphism (i.e., males and females are different in size and color). Female birdwings are larger and much duller in color than the males, which come in glowingly iridescent colors of brilliant sapphire, emerald, and topaz." Iridescent, Topaz, Butterflies, Emerald, Asia, Sapphire, Tropical

"The birdwing swallowtails from tropical Asia are some of the largest, most spectacular, and most endangered butterflies in the world. All show high levels of sexual dimorphism (i.e., males and females are different in size and color). Female birdwings are larger and much duller in color than the males, which come in glowingly iridescent colors of brilliant sapphire, emerald, and topaz."

Male and Female Northern Cardinal All Birds, Cardinal Pictures, Wild Birds Unlimited, Northern Cardinal, Colored Pencil Techniques, Cardinal Birds, Bird Species

Cardinal Pictures

Wild Birds Unlimited

Northern Cardinal

Colored Pencil Techniques

Male and Female Northern Cardinal