What Animal Has The Largest Eyes. Blue whales, the largest living animals (up to 33 m (110 ft) long and 180 tonnes heavy), have eyes the size of those of a cow. At 2in (5cm) in diameter, measured front to back, from the center of the cornea to the retina, they are five times bigger than the human eye and bigger than that of any land animal.
Although this invertebrate is the biggest on earth, it still remains a big mystery for scientists. The colossal squid has the largest animal eyes ever studied. In a living colossal squid they measure about 27 cm across — about the size of a soccer ball.
In a living colossal squid they measure about 27 cm across — about the size of a soccer ball.
In a living colossal squid they measure about 27 cm across — about the size of a soccer ball. Which farm animal has the largest eyes of any land mammal? Giant squid has the largest eyes in the animal kingdom! Researchers say that colossal squid ( mesonychoteuthis hamiltoni) have the largest eyes ever studied in the animal kingdom.