It's about three times as heavy as a Polar Bear.
In other words, 58,270 ounces is 3.20 times the weight of a Polar Bear, and the weight of a Polar Bear is 0.3130 times that amount.(Ursus maritimus) (adult, male)
An adult, male polar bear weighs between 18,200 ounces. Polar bears are so heavily insulated by their 9.9 cm (3.9 in) layer of blubber that they are often difficult to detect using infrared photography sensors.
It's about three-and-a-half times as heavy as a Grand Piano.
It's about one-fourth as heavy as an Elephant.
In other words, 58,270 ounces is 0.270 times the weight of an Elephant, and the weight of an Elephant is 3.70 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-fourth as heavy as a Tyrannosaurus rex.
In other words, 58,270 ounces is 0.260 times the weight of a Tyrannosaurus rex, and the weight of a Tyrannosaurus rex is 3.80 times that amount.(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.
It's about four times as heavy as a Horse.
In other words, 58,270 ounces is 3.90 times the weight of a Horse, and the weight of a Horse is 0.260 times that amount.(Equus ferus caballus) (Arabian, adult)
n Arabian riding horse (or similar breed) weighs between 15,000 ounces. During races, horses must carry jockeys and their equipment, which in the Kentucky Derby, for example, can weigh up to 1,900 ounces.
It's about six-and-a-half times as heavy as a Pig.
In other words, the weight of a Pig is 0.150 times 58,270 ounces.(Domestic pig, Sus scrofa domesticus, a.k.a. S. domesticus) (adult)
Domestic pigs weigh between 8,800 ounces. The titular character "Babe the pig" in the 1995 family film was played by 48 different American Yorkshire piglets due to the length of filming and the rate at which piglets reach adulthood.
It's about one-tenth as heavy as an Anchor of a Cruise Ship.
In other words, 58,270 ounces is 0.1460 times the weight of an Anchor of a Cruise Ship, and the weight of an Anchor of a Cruise Ship is 6.850 times that amount.(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 399,000 ounces. The anchor of the QE2 now sits in front of the Holyrood Church in Southampton, England, United Kingdom, along a pedestrian tourist route known as "the QE2 mile."