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Sea fun - Sea lion Neron plays with a girl affected by a neurobehavioral developmental disorder at Rio Safari Elche in Spain.

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Children's hospital - At the Children's Hospital Colorado, United States, 11-year-old Lily Sroboda receives a visit from Brownie.

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Dolphin love - Wayra the dolphin kisses Ety Napadenschi's eight-month pregnant belly at a therapy retreat for pregnant women.

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Horse aid - A school in Guadalajara, Mexico provides horse-assisted therapy to people with disabilities.

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Sweet giggles - Geovany González, from Panama City, has cerebral palsy and lies with labrador Fiona during a therapy session.

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Geovany González and Fiona - The Colitas Foundation in Panama City uses dog therapy to help improve the quality of life of children suffering from mental and physical disabilities.

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Dental dog - Therapy dog Zucca attends a children's dentist's session in Chile.

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Sweet Zucca - Zucca calms the children's fears as they receive their dental work.

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Hospital visit - Therapy dog Troia hangs out with patient Rayssa at Hospital Infantil Sabará in São Paulo, Brazil.

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Reading dog - Izzy is a Reading Education Assistance Dog (READ) therapy dog at Public School 57 in the Spanish Harlem section of New York.

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Reading dog - Eight-year-old Marlon Maita takes a turn reading with therapy dog Izzy.

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Yoga dog - Chaco, a four-year-old Kaninchen dachshund, attends a yoga class in Tokyo with her mom Satoe Tachi.

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Comfort dogs - Canine comfort dogs attend a community meeting on the future of Sandy Hook Elementary School, the site of the second-deadliest school shooting in the US.

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Horse therapy - A child attends a therapy session at the Horse Therapy Special Children program in Bangkok, Thailand.

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Gentle Carousel Miniature Therapy Horses - Miniature therapy horse Honor visits the Kravis Children's Hospital in New York City.

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Gentle Carousel Miniature Therapy Horses - Honor visits patients at the Kravis Children's Hospital in New York City.

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Airport therapy - A therapy dog dressed up as Superman calms travelers at LAX Airport, California, United States.

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Halloween dog - A therapy dog dresses up at LAX Airport in Los Angeles, United States.

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Hospital walk - Patient Isabelle Stadella and therapy dog Joca at a clinic in São Paulo, Brazil.

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Sweet moment - Isabelle Stadella and Joca share a cuddle at the hospital.

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Horse therapy - An equine-assisted therapy session at the Mounted Police Unit in Mexico City.

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Dolphin therapy - A little girl attends a dolphin-therapy session at the Nemo Dolphinarium in Kiev, Ukraine.

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Therapy dog - Multiple sclerosis patient John Hester holds therapy dog Dare, a two-legged sheltie, in Colorado, United States.

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Dolphin therapy - Eight-year-old Mitya meets a therapy dolphin at a center in Moscow, Russia.

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Cuddle time - Princess the horse gives Carissa Boulden kisses before bed.

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Chilly kisses - In Moscow, Russia, a child waits for her therapy session to start.

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Fish spa - This fish spa in Thailand uses garra rufa fish to treat skin conditions.

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Cow healer -

In Cambodia, this cow's lick is said to cure rheumatism and other bodily ailments.

See also: The secret life of bats

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