Male and female posters & prints

Male and female costume Anonymous

Male and female costume Anonymous

Male and female costume Anonymous

Mandarinfish male and female Anonymous

Merino sheep male and female Anonymous

Male and Female Lion in Grass Anonymous

Male and female costume Anonymous

Male and female costumes Noach van der Meer II

Male and female dress Anonymous

Male and female House finches (Carpodacus mexicanus) on plum blossoms at Victoria, Vancouver Island, British Columbia, Canada Anonymous

Male and Female Opossums Anonymous

Male and Female Gnats Anonymous

The Male and Female Glow-Worm. Anonymous

Silhouettes of two male figures debating and two female figures with a gentleman Anonymous

Common Mouse - Male, Female and Young, 1845 John J. Audubon

Mantis religiosa (praying mantis) - male with female Anonymous

Heads of Adult Male and Female Gaour Anonymous

Male and Female Harpy Eagles Anonymous

Calopteryx virgo (beautiful demoiselle) - male and female Anonymous

Van Amburgh and Co's Menagerie, Circus and Colosseum Poster with Male and Female Trapeze Artists Anonymous

Mantis religiosa (praying mantis) - male with female Anonymous

Mantis religiosa (praying mantis) - male with female Anonymous

Nepa cinerea (water scorpion) - mating Anonymous

Lixus algirus (weevil) - mating Anonymous

Pyrrhocoris apterus (firebug) mating Anonymous

California Least Tern males offers a fish to lure a female Anonymous

A female with hair tied back and a bald male facing each other, 1645 Wenceslaus Hollar

Paul and Virginie French School

Examination class for male and female students, Queen's Road Evening Institute, London, 1908 Unknown

Pair of Andirons in the Form of a Female and a Male Herm Anonymous

Young Couple Angelo Morbelli

Masai Giraffes, Female and Male, Against Morning Sky Anonymous

The Earl of Derby's Menagerie, at Knowsley, UK: Male and Female Hog Deer Anonymous

Oreophoetes peruana (peruvian fire stick) - mating and eating fern Anonymous

Mantis religiosa (praying mantis) - male with female Anonymous

Cuban Portrait no.10, 1996 Marjorie Weiss