How heavy is 315 miligrams?
It's about 0.000000005 times as heavy as The Space Shuttle
The weight of The Space Shuttle is about 71,000,000,000 miligrams.
(for Endeavour, a.k.a. OV-105, a.k.a. Orbiter Vehicle-105) (empty weight, excluding main engines)
When empty, the space shuttle Endeavour weighs 71,000,000,000 miligrams. The shuttle's spacious cargo bay carried the Chandra X-ray Observatory into orbit in 1999 — a payload that weighed 20,000,000,000 miligrams.
It's about 0.00000003 times as heavy as an Anchor of a Cruise Ship
The weight of an Anchor of a Cruise Ship is about 11,300,000,000 miligrams.
(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 11,300,000,000 miligrams. 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."
It's about 0.00000004 times as heavy as a Tyrannosaurus rex
The weight of a Tyrannosaurus rex is about 8,800,000,000 miligrams.
(for FMNH PR 2081, 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 8,800,000,000 miligrams 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 0.00000005 times as heavy as an Elephant
The weight of an Elephant is about 6,100,000,000 miligrams.
(for African bush elephant, Loxodonta africana) (Adult, bull)
A bull African bush elephant weighs about 6,100,000,000 miligrams. 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 4,000,000,000 miligrams
It's about 0.00000009 times as heavy as a Hippopotamus
The weight of a Hippopotamus is about 3,800,000,000 miligrams.
(Hippopotamus amphibius) (adult, male)
The average weight of an adult male hippopotamus ranges from 3,800,000,000 miligrams. 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 0.0000001 times as heavy as The Tongue of a Blue Whale
The weight of The Tongue of a Blue Whale is about 2,700,000,000 miligrams.
(Balaenoptera musculus) (adult)
The tongue of a Blue Whale can weigh up to 2,700,000,000 miligrams. 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 0.0000002 times as heavy as a Rhinoceros
The weight of a Rhinoceros is about 2,100,000,000 miligrams.
(for Black rhinoceros, Diceros bicornis) (Adult, male)
An adult black rhinoceros weighs between 2,100,000,000 miligrams. Rhinoceros are extremely aggressive — nearly one of every two males will die as a result of fighting with other rhinoceros.
It's about 0.0000002 times as heavy as a Giraffe
The weight of a Giraffe is about 1,930,000,000 miligrams.
(Giraffa camelopardalis reticulata) (adult, male, maximum of range)
An adult, male giraffe can weigh up to 1,930,000,000 miligrams. 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 0.0000002 times as heavy as a Car
The weight of a Car is about 1,652,000,000 miligrams.
(for 2009 Ford Taurus) (curb weight)
A 2009 Ford Taurus weighs 1,652,000,000 miligrams. The first mass-produced car, the Curved Dash Oldsmobile — introduced in 1901 — weighed just 386,000,000 miligrams.
It's about 0.0000005 times as heavy as a Cow
The weight of a Cow is about 680,000,000 miligrams.
(for Holstein, a.k.a. Holstein Friesian, a.k.a. Friesian, Bos primigenius) (adult, heifer)
A mature Holstein cow (the well-known black-and-white, spotted breed of cow) typically weighs 680,000,000 miligrams. President William Howard Taft (1909 - 1913) kept a Holstein cow named Pauline Wayne on the White House grounds — a gift from a Wisconsin senator and the source of the First Family's milk.
It's about 0.0000006 times as heavy as a Grizzly Bear
The weight of a Grizzly Bear is about 521,000,000 miligrams.
(a.k.a. brown bear, a.k.a. silver bear, Ursus arctos horribilis) (Adult, male, coastal area population average)
An adult, male grizzly bear from a coastal area (where food is plentiful) can weigh up to 521,000,000 miligrams. In spite of their tremendous size, grizzly bears can run at speeds of up to 55 kph (34 mph).
It's about 0.0000006 times as heavy as a Polar Bear
The weight of a Polar Bear is about 516,000,000 miligrams.
(Ursus maritimus) (adult, male)
An adult, male polar bear weighs between 516,000,000 miligrams. 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 0.0000007 times as heavy as a Grand Piano
The weight of a Grand Piano is about 450,000,000 miligrams.
(for Steinway & Sons, Model D Concert Grand Piano)
A Grand Piano, of the kind used for concert performances in large music halls, weighs 450,000,000 miligrams. Well-made pianos such as this may last 75 to 100 years.
It's about 0.0000008 times as heavy as a Horse
The weight of a Horse is about 420,000,000 miligrams.
(Equus ferus caballus) (Arabian, adult)
n Arabian riding horse (or similar breed) weighs between 420,000,000 miligrams. During races, horses must carry jockeys and their equipment, which in the Kentucky Derby, for example, can weigh up to 54,000,000 miligrams.
It's about one-seven-hundred-fifty-thousandth as heavy as a Pig
The weight of a Pig is about 250,000,000 miligrams.
(Domestic pig, Sus scrofa domesticus, a.k.a. S. domesticus) (adult)
Domestic pigs weigh between 250,000,000 miligrams. 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.