Ann & Steve Toon / African elephants (Loxodonta africana) herd silhouetted at sunset. Chobe National Park, Botswana.

Tony Wu / Humpback whale (Megaptera novaeangliae australis) male calf playing at ocean surface after coming up to breathe. Vava'u Islands, Tonga.

Neil Aldridge / Five orphaned White rhinoceros (Ceratotherium simum) calves feed from a trough at dusk at the Rhino Revolution orphanage near Hoedspruit, South Africa. The mothers of these rhinos were killed by poach...

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) calves, iSimangaliso Wetland Park, KwaZulu-Natal, South Africa

Hiroya Minakuchi / African Elephant (Loxodonta africana) mothers and calves, Amboseli National Park, Kenya

Paul Williams / Moose (Alces alces) female with twin calves, Baxter State Park, Maine, USA, June.

Juergen & Christine Sohns / African Elephant (Loxodonta africana) mother browsing with calves, Addo National Park, South Africa

Jaymi Heimbuch / African Elephant (Loxodonta africana) orphaned calves with keeper, David Sheldrick Wildlife Trust, Nairobi, Kenya

Franco Banfi / Mother with young calf Sperm whale (Physeter macrocephalus) Dominica, Caribbean Sea, Atlantic Ocean.

Tony Wu / Humpback whale (Megaptera novaeangliae) female breaching together with her male calf. The calf had a large wound on his left peduncle area, one that appeared to be the result of a large bite, Vava'u,...

Neil Aldridge / African elephant (Loxodonta africana) baby looking out from the safety of beneath its mother's legs, Northern Tuli Game Reserve, Botswana. Vulnerable species. The African elephant is classified as vul...

Tony Wu / Humpback whale (Megaptera novaeangliae) calf 'Tahafa' male with injured pectoral fin and scarred body, with mother. Vava'u, Tonga, Pacific Ocean. COP26 Countdown Photo Competition 2021 Finalist.