It's about 75 times as heavy as a Can of Soup.
In other words, the weight of a Can of Soup is 0.014 times 900 ounces.(for Campbell''s Condensed Tomato Soup, 317.9 ml)
A can of Campbell''s Tomato Soup weighs 12 ounces. Cans have been used to store soup and other foods since their invention in 1913, but a dedicated can opener was not developed until cans began to use thinner materials — prior to that time, cans were usually opened using various blunt instruments and tools.
It's about one-seventy-fifth as heavy as a Giraffe.
It's about 80 times as heavy as a Human Heart.
It's about one-eighty-fifth as heavy as a Rhinoceros.
In other words, the weight of a Rhinoceros is 83 times 900 ounces.(for Black rhinoceros, Diceros bicornis) (Adult, male)
An adult black rhinoceros weighs between 74,000 ounces. Rhinoceros are extremely aggressive — nearly one of every two males will die as a result of fighting with other rhinoceros.
It's about 100 times as heavy as a Hamster.
In other words, the weight of a Hamster is 0.01 times 900 ounces.(for Syrian hamster, a.k.a. golden hamster, a.k.a. Mesocricetus auratus; adult)
An adult Syrian hamster has a typical weight of about 7 ounces. Known for transporting food in the pouches of their cheeks so that they can bury it later, some hamsters can store up to 900 ounces of food in their borrows.
It's about one-one-hundredth as heavy as The Tongue of a Blue Whale.
In other words, 900 ounces is 0.0094 times the weight of The Tongue of a Blue Whale, and the weight of The Tongue of a Blue Whale is 110 times that amount.(Balaenoptera musculus) (adult)
The tongue of a Blue Whale can weigh up to 95,000 ounces. Despite their tremendous size, blue whales feed almost exclusively on tiny crustaceans called krill and cannot swallow anything much larger than a beach ball.
It's about one-one-hundred-fiftieth as heavy as a Hippopotamus.
In other words, the weight of a Hippopotamus is 147 times 900 ounces.(Hippopotamus amphibius) (adult, male)
The average weight of an adult male hippopotamus ranges from 132,000 ounces. Appearances to the contrary, adult hippos cannot swim or float in water; they actually move by leaping and walking across lake bottoms at about 8 kph (5 mph).