5. Fido

Fido, a mixed-breed dog waited as a bus stop for 14 years awaiting the return of his owner. Fido's owner was killed in an air raid in 1943 during the invasion of Italy. A memorial statue of Fido that was erected in 1957 is still there today, awaiting his owner's return.

4. Capitán

Capitán is a German Shepherd who ran away from his home in Argentina after the death of his owner in 2006. He was rediscovered a week later miraculously waiting loyally at his owner's grave. Capitán was brought home but again ran away to be at the final resting place of his former owner. His family agreed to let him stay there, providing him with food and water until he died in 2018.

3. Greyfriars Bobby

Greyfriars Bobby, a Skye Terrier, was yet another dog who waited at his owners grave for 14 years until his death. His heroics and loyalty are memorialized in several films, folklore, and a statue. He is remembered in Scotland as a symbol of unwavering loyalty.

2. Theo

Theo was an English Springer Spaniel used to sniff out bombs in Afghanistan. In 2010 Theo's owner was killed in a firefight with insurgents. Theo protected his owner's corpse from armed combatants until driven off by his owner's comrades. After Theo was taken back to the base he was stricken with grief and died from a broken heart. Theo was posthumously honored with the Dickin Medal, Britain's highest honor for bravery for animals.

1. Waghya

Waghya, was the pet dog of king Chhatrapati Shivaji of India. As his owner's wives jumped onto his funeral pyre (as was part of the Hindu tradition), he followed suit, self-immolating himself along with the rest of the king's loved ones.