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0 0 Changeable lizard

Changeable lizard

by kajsabrittsjoSingapore, Singapore


0 0 no common name

no common name

by lpwill1Florida, USA


8 5 leaf bettle

leaf bettle

by eesquivelriosPanama

Chrysomelidae..two species..o sexual

0 0 Changeable Lizard

Changeable Lizard

by kajsabrittsjoSingapore, Singapore

This species is sexually

1 1 White Pelican

White Pelican

by claunchieCalifornia, USA

Male white pelican with sexual

0 0 no common name

no common name

by lpwill1Florida, USA


0 0 Northern Shoveler

Northern Shoveler

by Arijit BanerjeeBharatpur, Rajasthan, India


5 8 blue spotted banner, mating

blue spotted banner, mating

by KarenSaxtonLimón, Costa Rica

Shows extreme sexual

0 0 Palmerworm Moth

Palmerworm Moth

by lpwill1Florida, USA


0 0 rainbow ameiva

rainbow ameiva

by Jeff DreierPuntarenas, Costa Rica


2 0 Eastern tiger swallowtail (female)

Eastern tiger swallowtail (female)

by KarenLFranklin, Tennessee, USA


0 0 Spotting


by Sergio MonteiroCuritiba, Paraná, Brazil

I guess these are sawflies? Anyway, it is an amazing case of

1 0 Tórtola Torcaza

Tórtola Torcaza

by EstebanJaramillo55Córdoba, Colombia

Clearly noticeable sexual

2 0 Yellow-browed Sparrow

Yellow-browed Sparrow

by FredericoMartinsAM, Brazil

There is no sexual

1 1 Ererbid Moth

Ererbid Moth

by JoshuaGSmithArizona, USA

A very different looking individual. It's possible that this species is

4 0 Boat-tailed Grackle

Boat-tailed Grackle

by James McNairFlorida, USA

In an example of sexual

0 0 Mating Flies

Mating Flies

by LatimeriaOhio, USA

on the right (sexual

0 1 Golden Silk Orbweaver

Golden Silk Orbweaver

by MachiFlorida, USA

That smaller spider is the male, and the large one the female. They are

1 1 Zygaenid Day-flying Moth, female

Zygaenid Day-flying Moth, female

by Sinobug普洱市, 云南 Yunnan, Paracel Islands

This species exhibits gender dimorphism ...

0 0 Dimorphic Jumper, female

Dimorphic Jumper, female

by ForestDragonNorthwest Harbor, New York, USA

. Sexually

0 0 Spotting


by TracyLMassachusetts, USA

It was next to the other with spider i found, i wonder if there is

0 1 Archduke


by Chris CarilleKalimantan Timur, Indonesia

This species is sexually

0 1 Brown Basilisk

Brown Basilisk

by John G. PhillipsNicaragua, Nicaragua

the pictures, demonstrating some sexual ...

2 0 Fox Squirrel

Fox Squirrel

by JosephCarringtonAustin, Texas, USA

are not sexually

0 0 Checkered white (male)

Checkered white (male)

by KarenLFranklin, Tennessee, USA

This species is sexual

2 0 Spotting


by asergioCuritiba, Paraná, Brazil

These grasshoppers were working on the next generation.

0 0 rainbow ameiva

rainbow ameiva

by Jeff DreierPuntarenas, Costa Rica

Large, skink-like lizard. Sexually

1 2 Eastern tiger swallowtail (male)

Eastern tiger swallowtail (male)

by KarenLFranklin, Tennessee, USA


0 3 Spotting


by Sergio MonteiroCuritiba, PR, Brazil


0 0 Aruban whiptail lizard (female)

Aruban whiptail lizard (female)

by KarenLAruba, Aruba

6" long whiptail lizard. Species is

1 0 Black bellied bustard

Black bellied bustard

by BevCarterBa-Phalaborwa Local Municipality, Limpopo, South Africa


0 0 Ember parrotfish

Ember parrotfish

by joanbstanleyHawaii, USA

The species is sexually

1 0 Eastern Festoon

Eastern Festoon

by MargaritaOrlovaמועצה אזורית חוף הכרמל, מחוז חיפה, Israel

A male (first picture) and a female of a common Israeli Papilionid species, ...

10 4 Boat-tailed Grackle (pair)

Boat-tailed Grackle (pair)

by James McNairFlorida, USA

A nice example of sexual

5 2 Malay Cruiser

Malay Cruiser

by Leana Lahom-Cristobal

Sub species of Vindula dejone found in the Philppines. It is

1 1 Indian Robin (Male and female)

Indian Robin (Male and female)

by Harsha SinghRajasthan, India

These birds are sexually

5 0 Barrow's Goldeneye

Barrow's Goldeneye

by dane.a.hepIdaho, USA

Beautiful little duck that was spotted on the Snake River. Males and females ...

13 3 European Adder

European Adder

by Dave31England, United Kingdom

A small snake, rarely longer than 18 inches.

0 0 Female Sphacelodes vulneraria

Female Sphacelodes vulneraria

by Nestor Rodrigo Vasquez CisnerosPuebla, Mexico

Especien que presenta dimorfismo sexual, ...

0 0 Eastern Pondhawk Dragonfly

Eastern Pondhawk Dragonfly

by James McNairFlorida, USA

! When the males and females of a species look very different, scientists call ...

1 1 Emerald moth

Emerald moth

by lori.tasTasmania, Australia

up this morning. This species is very

0 0 Copper Demoiselle female?

Copper Demoiselle female?

by arlandaTapia de Casariego, Asturias, Spain

streams and rivers. Marked sexual

4 1 Diana Fritillary (Female)

Diana Fritillary (Female)

by ceherzogNorth Carolina, USA


0 0 Leafhopper


by asergioCuritiba, Paraná, Brazil

:// but its colour is different. I don't ...

0 0 Flinders ranges scorpion

Flinders ranges scorpion

by MackenzieKwak3759, Victoria, Australia


0 1 Purple Sunbird

Purple Sunbird

by AliShiekhDina, پنجاب, Pakistan

A purple sun bird

3 2 The Archduke Butterfly

The Archduke Butterfly

by JJ_AndinGeorge Town, Kedah, Malaysia

They exhibit sexual

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