It's about one-ten-thousandth as heavy as a Rhinoceros.
In other words, the weight of a Rhinoceros is 11,000 times 7 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-fifteen-thousandth as heavy as The Tongue of a Blue Whale.
In other words, the weight of The Tongue of a Blue Whale is 14,000 times 7 ounces.(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-twenty-thousandth as heavy as a Hippopotamus.
In other words, 7 ounces is 0.00005290 times the weight of a Hippopotamus, and the weight of a Hippopotamus is 18,900 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 one-thirty-thousandth as heavy as an Elephant.
In other words, the weight of an Elephant is 30,000 times 7 ounces.(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-thirty-thousandth as heavy as a Tyrannosaurus rex.
In other words, the weight of a Tyrannosaurus rex is 32,000 times 7 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.
It's about 45,000 times as heavy as a Grain of Sand.
In other words, the weight of a Grain of Sand is 0.0000220 times 7 ounces.(medium grain)
With tremendous variety in the size of grain and the component material, grains of sand weigh an average of 0.00016 ounces. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 15.10 m (49.55 ft) in height.
It's about 55,000 times as heavy as a Sesame Seed.
In other words, 7 ounces is 54,500 times the weight of a Sesame Seed, and the weight of a Sesame Seed is 0.00001830 times that amount.(Sesamum indicum)
A sesame seed weighs approximately 0.000128 ounces. The McDonald's Big Mac sandwich, which is well-known for its sesame seed top bun, accounts for the consumption of an estimated 70,900 ounces of sesame seeds each day.