http://i.telegraph.co.uk/telegraph/multimedia/archive/01465/tiger-chimp_1465336i.jpg
Anjana, a two-and-a-half year-old chimpanzee, looks after his new best friend, a 21 day old white tiger cub, at T.I.G.E.R.S

http://i.telegraph.co.uk/telegraph/multimedia/archive/01114/sheep-elephant_1114433i.jpg
Eight-month-old orphan elephant Themba, whose name means 'hope' in Xhosa, who has struck up a friendship with a sheep called Albert at the Shamwari Game Reserve in South Africa

http://i.telegraph.co.uk/telegraph/multimedia/archive/01382/Pig-tiger_1382056i.jpg
tiger cub and a pig snooze together, at the Sriracha Tiger Zoo, in Thailand

http://i.telegraph.co.uk/telegraph/multimedia/archive/01465/tiger-piggies_1465314i.jpg
At Sriracha tiger zoo, Thailand, a proud mother with her babies. A tiger that has been raised on pigs milk looks after piglets as her own

http://i.telegraph.co.uk/telegraph/multimedia/archive/01465/dog-orangutan_1465320i.jpg
Suryia the Orangutan and Roscoe the Blue Tick Hound are best of friends at the T.I.G.E.R.S sanctuary in Myrtle Beach, South Carolina.

http://i.telegraph.co.uk/telegraph/multimedia/archive/01118/serval-dog_1118619i.jpg
Serval kitten, Shakira, with her adoptive mum, Rhodesian Ridgeback dog, Katijnga, in Germany

http://i.telegraph.co.uk/telegraph/multimedia/archive/01381/Dog-pelican_1381999i.jpg
A baby pelican and a dachshund who have reportedly become friends in Germany

http://i.telegraph.co.uk/telegraph/multimedia/archive/01465/owls-bird_1465331i.jpg
Usually prey for these tawny owl chicks, this thrush has been accepted as their pal

http://i.telegraph.co.uk/telegraph/multimedia/archive/01454/owls_1454374i.jpg
Five week-old Anastasia, a Siberian eagle owl crossed with a Turkmanian eagle owl, and four week-old fluffy white barn owl, Pudge, are inseparable at Silverwings Falconry at Haytor, Devon

http://i.telegraph.co.uk/telegraph/multimedia/archive/01365/Horse-adopt-lamb_1365767i.jpg
Kes, a Palomino pony, with a lamb he adopted on Fentongollan Farm near Truro, Cornwall

http://i.telegraph.co.uk/telegraph/multimedia/archive/01445/Dog-lion-cubs_1445308i.jpg
Three lion cubs feed on the milk of a mother dog after their mother abandoned them after birth, at the Safari Park in Hefei, China

http://i.telegraph.co.uk/telegraph/multimedia/archive/01442/dog-deer_1442099i.jpg
A young elk rescued from a flooding river by a farmer in Inje, Gangwon Province, South Korea. It was adopted by a female dog that breastfeeds and guards him

http://i.telegraph.co.uk/telegraph/multimedia/archive/01404/Boar-Jack-Russell_1404041i.jpg
A five-week-old boar, named Manni, plays with a Jack Russell terrier called Candy in Ehringhausen, Germany

http://i.telegraph.co.uk/telegraph/multimedia/archive/01404/Boar-Jack-Russell-_1404040i.jpg

http://i.telegraph.co.uk/telegraph/multimedia/archive/01422/Dog-wolf_1422555i.jpg
Little nipper Beldaran, an eight-week-old baby wolf weighing just five pounds, was adopted by Ulrok, an 18-month-old male Rottweiller when she was just four days old at the Kisma Preserve in Mt Desert, Maine, USA

http://i.telegraph.co.uk/telegraph/multimedia/archive/01465/fox-hound_1465327i.jpg
Bella the foxhound and Maggie the fox have become firm friends at an animal sanctuary in Essex

הטלגרף