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1 0 Geckos

Geckos

by michaeladamsparksTaichung City, Taiwan

geckos having sex

0 0 Chicken; Red Sex-Link

Chicken; Red Sex-Link

by RachelSorinCalifornia, USA

Chicken

1 0 Crane flies

Crane flies

by Hannah DavisBerlin, Germany

Mating pair

0 1 Weevils

Weevils

by Hannah DavisBerlin, Berlin, Germany

Weevils mating

0 0 Sago palm

Sago palm

by DakhanTaziTucson, Arizona, USA

Oldest known plant. Sexed plant ie. Male & ...

0 0 Brown Watersnake

Brown Watersnake

by lenrelyLake Waccamaw, North Carolina, United States

Large 3' adult, sex unknown.

0 0 Pronghorn Antelope

Pronghorn Antelope

by JanetEllisNevada

Spotted 4 crossing the route 6 Healthy adults.

1 1 LOCUST

LOCUST

by KaranKapoorJammu, Jammu and Kashmir, India

very slow metabolism, the opposite sex ...

1 2 Red-crested Korhaan

Red-crested Korhaan

by VanessaVermaakLimpopo, South Africa

Both sexes have a black belly.

0 3 The Red-vented Bulbul

The Red-vented Bulbul

by Ashok N PulliyerengiIndia

Sexes are similar in plumage, but young ...

0 0 Laughing Kookaburra

Laughing Kookaburra

by hookgv2832, New South Wales, Australia

460mm length sexes alike

0 0 Red-winged Blackbird

Red-winged Blackbird

by beallburtonAmes, Iowa, USA

1st picture female, 2nd picture both sexes

0 0 Black sex link chickens

Black sex link chickens

by JohnStPaulLouisiana, USA

Black sex-link (also called Black Stars) ...

0 0 White Tail Deer

White Tail Deer

Michigan, USA

color:brown body, with a white sploch on its tail and back

0 0 Dog(Coco)

Dog(Coco)

Saint Louis, Missouri, USA

All brown

2 1 Common Housefly Catcher (Male and Female)

Common Housefly Catcher (Male and Female)

by Subin SudhakaranKerala, India

Are they of different sex? not an expert ...

0 0 Red tailed squirrel

Red tailed squirrel

Cape Girardeau, Missouri, USA

color: bright rustic tail, with a bownish red body

0 0 Spotting

Spotting

by NelsonSpauldingSr.Kansas, USA

This chicken is about 8 weeks old. Don't know species or

1 0 Rambur's Forktail

Rambur's Forktail

by BenHoldridgeFlorida, USA

A pretty damselfly, adult, about 1.75 inches long. Unsure of

0 0 Ruff

Ruff

by SteveDanielsΔήμος Ιεράπετρας, Περιφέρεια Κρήτης, Greece

More information at: http://cretenature.blogspot.co.uk/2015/05/sun-

0 0 Little Egret

Little Egret

by SteveDanielsΔήμος Ιεράπετρας, Περιφέρεια Κρήτης, Greece

More information at: http://cretenature.blogspot.co.uk/2015/05/sun-

0 0 Greenshank

Greenshank

by SteveDanielsΔήμος Ιεράπετρας, Περιφέρεια Κρήτης, Greece

More information at: http://cretenature.blogspot.co.uk/2015/05/sun-

0 0 Emperor Dragonfly

Emperor Dragonfly

by SteveDanielsΔήμος Ιεράπετρας, Περιφέρεια Κρήτης, Greece

More information at: http://cretenature.blogspot.co.uk/2015/05/sun-

0 0 Wood Sandpiper

Wood Sandpiper

by SteveDanielsΔήμος Ιεράπετρας, Περιφέρεια Κρήτης, Greece

More information at: http://cretenature.blogspot.co.uk/2015/05/sun-

1 0 Squacco Heron

Squacco Heron

by SteveDanielsΔήμος Ιεράπετρας, Περιφέρεια Κρήτης, Greece

More information at: http://cretenature.blogspot.co.uk/2015/05/sun-

0 2 Small Copper

Small Copper

by Hannah DavisBerlin, Berlin, Germany

Butterflies mating

2 0 Elk

Elk

by rikke8jepsenMaryland, USA

Medium-sized hoofed mammal; males have elaborate antlers; both

39 26 Io Moth (female)

Io Moth (female)

by Jacob GorneauGlouster, Ohio, United States

An absolutely gorgeous female Io moth,

0 0 Clouded yellow

Clouded yellow

by DangermouseAlgarve, Portugal

Both sexes have orange upperwings with ...

1 0 Northern Shoveler

Northern Shoveler

by Noah CitizenSaskatchewan, Canada

Both sexes are pictured. Both

7 0 Brown Argus

Brown Argus

by JopyCroatia

Unlike most other "blues", the Brown Argus has no blue scales on its upperside, ...

0 0 Rose Ringed Parakeet

Rose Ringed Parakeet

by Ashutosh DudhatraGandhinagar, Gujarat, India

the hen and immature birds of both sexes ...

0 0 Peck's Skipper

Peck's Skipper

by Brian38Hot Springs, Arkansas, USA

Both sexes have dark brown and ...

4 4 Top knot pigeon

Top knot pigeon

by hookgv2832, New South Wales, Australia

About 330mm length. Sexes similar

0 4 Swamp Hen

Swamp Hen

by hookgv2832, New South Wales, Australia

Sexes alike: breast, neck and belly rich ...

0 0 Groundhog

Groundhog

by matthew.lukenCincinnati, Ohio, USA

Groundhog, unknown sex.

4 1 Galah

Galah

by hookgv2832, New South Wales, Australia

360mm length Sexes alike, male has brown ...

2 5 Split gill fungus

Split gill fungus

by KarenLTennessee, USA

,000 different sexes!

0 0 Impala

Impala

by mackenzie.daniels7Gaborone, South-East District, Botswana

At Mokolodi Nature Reserve roaming in mixed

0 0 Peaceful Dove

Peaceful Dove

by hookgv2832, New South Wales, Australia

LENGTH: 190-200m Sexes alike Blue grey in ...

0 0 Helmeted Guineafowl

Helmeted Guineafowl

by Noah CitizenNiger

Small blue-skinned head with red crest bird. The feathers are black with white ...

0 0 12 spotted skimmer dragonfly (male)

12 spotted skimmer dragonfly (male)

by jeremiah212caMontréal, Québec, Canada

12 black spots give it it's name and the white makings indicate it's

0 0 Australian Crow

Australian Crow

by hookgv2832, New South Wales, Australia

Length 500mm males larger than females

3 2 Golden Dung Fly, (mating pair).

Golden Dung Fly, (mating pair).

by Fyn KyndMaine, USA

Males are bright yellow or golden, females are usually grayer. Both

5 3 Golden Dung Fly, (male).

Golden Dung Fly, (male).

by Fyn KyndMaine, USA

Males are bright yellow or golden, females are usually grayer. Both

1 0 Great Southern White

Great Southern White

by LuisStevensPuerto Vallarta, Jalisco, Mexico

In this species the sexes may differ with ...

0 0 Semipalmated Plover

Semipalmated Plover

by Ric3Tarpon Springs, Florida, USA

Small bill black w/ orange base. Leg color is variable yellow-orange. All ...

9 8 Russet Sparrow or Cinnamon Tree sparrow

Russet Sparrow or Cinnamon Tree sparrow

by Harsha SinghHimachal Pradesh, India

Breeding male and female Russet sparrow. The color patterns of the two

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