Hermann Brehm / Crowned crane (Balearica regulorum) with chicks, Ndutu, Tanzania.

Marie Read / Eared grebes (Podiceps nigricollis), adult offering food (damselfly) to chick on the water, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Western grebe (Aechmophorus occidentalis) adult with chick riding on its back, both napping, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis), closeup of adult swimming with chicks riding on its back, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis), closeup of adult swimming with chicks riding on its back, Bear River Migratory Bird Refuge, Tuah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis) adult with begging chick riding on its back, peeking out from behind adult's neck, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis) adult with 2 chicks riding on its back, peeking out from either side of adult's neck, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis) adult with 2 chicks riding on its back, peeking out from either side of adult's neck, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult with food (damselfly) for chick riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Eared grebes (Podiceps nigricollis), adult feeds a damselfly nymph to one of two chicks riding on its back, Bowdoin National Wildlife Refuge, Montana, USA

Mike Potts / Hooker's sealion (Phocarctos hookeri) cow with new born pup and afterbirth. Enderby Island. Subantarctic New Zealand. January

Yukihiro Fukuda / Japanese macaque (Macaca fuscata fuscata) mother with rare white furred baby, Jigokudani Valley, Nagano Prefecture, Japan. June.