Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) five year old juvenile female, named Fadhila, playing with her three year old brother, named Fifty, Gombe National Park, Tanzania

Bertie Gregory / 2020VISION / Adult male Peregrine falcon (Falco peregrinus) food passing a Feral pigeon (Columba livia) to his offspring, Bristol, England, UK, June.

Norbert Wu / Spotted Seahorse (Hippocampus erectus) male who has just given birth to babies, surrounded by his offspring

Juan Manuel Borrero / Mule - offspring of male donkey and female horse - Spain

Anup Shah / Female Chimpanzee 'Fanni' with offspring 'Fundi' (male, 17-months-old) and Fudge (male, 4-years-10-months-old) {Pan troglodytes schweinfurtheii}, Kasekela community, Gombe NP, Tanzania. 2002

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-two year old alpha male, named Ferdinand, and his twenty-five year old male brother, named Faustino, Gombe National Park, Tanzania

Ben Cranke / Lion (Panthera leo) female and cubs, one cubs a leucistic white male. Greater Kruger National Park, South Africa.

David Pattyn / Alpine ibex (Capra ibex) female beiing followed by male during mating season while beiing watched by one of her offspring, Valsavarenche valley, Gran Paradiso national Park, Aosta Valley, Alps, Italy,...

David Woodfall / Father and son walking in Loweswater, Lake District National Park, Cumbria, UK. November. Medium repro only.

Duncan Murrell / Batak village chief carrying his son past a large tree, Sitio Manggapin, Cleopatra's Needle Critical Habitat, Palawan, the Philippines.

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) three year old baby male, named Fifty, playing with his five year old sister, named Fadhila, Gombe National Park, Tanzania

Suzi Eszterhas / Cotton-top Tamarin (Saguinus oedipus) twins, one month old, on male, northern Colombia