It's about one-and-one-tenth times as heavy as a Rhinoceros.
In other words, the weight of a Rhinoceros is 0.910 times 80,000 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 one-and-one-fifth times as heavy as a Giraffe.
In other words, 80,000 ounces is 1.180 times the weight of a Giraffe, and the weight of a Giraffe is 0.8470 times that amount.(Giraffa camelopardalis reticulata) (adult, male, maximum of range)
An adult, male giraffe can weigh up to 68,100 ounces. Reaching 5.5 m (18 ft) in height by adulthood, giraffe calves can grow as much as 3 cm (1 in) per day.
It's about four-fifths as heavy as The Tongue of a Blue Whale.
In other words, 80,000 ounces is 0.840 times the weight of The Tongue of a Blue Whale, and the weight of The Tongue of a Blue Whale is 1.20 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-and-two-fifths times as heavy as a Car.
In other words, 80,000 ounces is 1.3730 times the weight of a Car, and the weight of a Car is 0.72830 times that amount.(for 2009 Ford Taurus; automatic transmission; curb weight)
A 2009 Ford Taurus weighs 58,270 ounces. The first mass-produced car, the Curved Dash Oldsmobile — introduced in 1901 — weighed just 13,620 ounces.
It's about three-fifths as heavy as a Hippopotamus.
In other words, 80,000 ounces is 0.6050 times the weight of a Hippopotamus, and the weight of a Hippopotamus is 1.650 times that amount.(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).
It's about two-fifths as heavy as an Elephant.
In other words, 80,000 ounces is 0.370 times the weight of an Elephant, and the weight of an Elephant is 2.70 times that amount.(for African bush elephant, Loxodonta africana) (Adult, bull)
A bull African bush elephant weighs about 220,000 ounces. Among African elephants, both males and females have tusks (whereas female Asian elephants, Elephas maximus, do not have tusks) which can grow to 3 m (10 ft) and typically weigh about 140,000 ounces
It's about one-third as heavy as a Tyrannosaurus rex.
In other words, the weight of a Tyrannosaurus rex is 2.90 times 80,000 ounces.(for FMNH PR2081, a.k.a. "Sue") (a.k.a. Tyrannosaurus, a.k.a. T-Rex) (estimated live weight)
The notable Tyrannosaurus specimen housed at the Field Museum of Natural History in Chicago, Illinois, "Sue," is estimated to have weighed about 230,000 ounces while alive. A renowned predator in popular culture, the teeth of tyrannosaurus rex were up to 33.02 cm (13 in) long.