The finless porpoise is probably the lightest, weighing 30-45kg (66-69lbs); nearly 3000 finless porpoises would weigh roughly the same as one blue whale!
The heaviest is the Blue Whale and the lightest is the Pigmy Shrew
The opposite of lightest is heaviest.
the lightest elements are gases and the lightest of these are hydrogen and helium.
The lightest metal is lithium.
The superlative form of the adjective 'light' is lightest.
In terms of weight, the maximum average weight is 150 tons. The lightest whale weighs around 400 pounds. That is a difference of 625 folded from 400 pounds to get 130 tons. In terms of length, the longest whale measures 100ft and smallest measure at 9ft.
Hydrogen is the lightest element. The isotope protium is the lightest kind of hydrogen atom.
ANSWER:The ant is the lightest animal in the world.
Iron 56 is the lightest
No hydrogen is the lightest element.
gas is the lightest in weight
The superlative for "light" is "lightest."