Mother resting head beside sleeping infant, eyes closed

Mother and son leaning back to back, looking at camera, portrait

Senior woman leaning against adult daughter's back, both smiling at camera and holding hands

Teenage twin sisters singing into microphone together, side view

Teenage twin sisters listening to mp3 player together, both smiling, one looking at camera

Teenage girl photographing self and twin sister with cell phone

Mother holding baby, smiling at camera, man in background

Man and woman holding hands, tied together with rope, cropped view

Couple holding hands, bound with rope, cropped view

Mother and daughter standing side by side, listening to headphones, girl looking at camera

Woman and little girl listening to headphones

Young mother hugging little girl, smiling at camera

Young couple wearing customized tee-shirts, arms around each other's waists, rear view

Twin sisters standing back to back, arm in arm, viewed from directly above

Three preteen or teen girls standing on deck of log cabin, smiling at camera

Young woman with hand on mature man's shoulder, rear view, waist up

Two teen girls in winter clothes sitting under warm blanket together, reading

Two young female friends dressed in button down shirts, ties and hats, looking at camera, portrait

Two female college students, one with arm around the other's shoulders, smiling at camera, portrait

Two young female friends, standing back to back, one looking at camera, the other looking down, wais

Two teen girls in winter clothes sitting under warm blanket together, one holding hot beverage

Two teen girls in winter clothes sitting under warm blanket together, one reading while other looks

Two teen girls in winter clothes sitting under warm blanket together

Senior couple sitting in chair together on beach, embracing, woman sitting on man's lap, both smilin

Two sisters and a friend dressed in winter clothes, leaning against log wall, portrait

Two young friends looking at snowman together, one leaning on the other's shoulder

Two young girls looking at selves in mirror, smiling, cropped view through arms

Two young women wearing sun dresses, crouching near tree with cheeks together, looking at camera

Two teenage girls sitting, wearing tights and slippers, cropped view of feet

Two young female friends touching heads together

Two young friends smiling at camera, cheek to cheek, one's arm around the other's shoulder

Two teenage girls sharing blanket, smiling at camera, one holding book, resting head on the other's

Two teen girls sitting by fireplace, wearing tights and slippers, looking at camera, full length

Three young female friends posing, shopping bags in foreground

Young friends in winter clothing, puckering at camera, portrait

Two young female friends lying on floor, one covering eyes with knit hat

Woman and girl sitting side by side eating bowls of candy

Woman and girl sitting side by side eating bowls of candy

Young friends wearing winter clothing, portrait

Four young female friends holding scarf in front of eyes, one taking photo with cell phone

Two young female friends, one consoling the other

Two young female friends, reflected in mirror with heart drawn in lipstick

Young friends in ski clothing, looking at camera

Two young female friends listening to music

Woman and girl sitting side by side eating bowls of candy

Young siblings wearing winter clothing, portrait

Young friends wearing winter clothing

Woman holding shower curtain open where friend is taking shower