<sod>Isometric scaling occurs when proportional relationships are preserved as size changes during growth or over evolutionary time.  An example is found in frogs — aside from a brief period during the few weeks after metamorphosis, frogs grow isometrically.<ref>{{cite journal |author=Emerson SB |title=Allometry and Jumping in Frogs: Helping the Twain to Meet |journal=Evolution |volume=32 |issue=3 |pages=551–564 |date=September 1978 |jstor=2407721 |doi=10.2307/2407721}}</ref>  Therefore, a frog whose legs are as long as its body will retain that relationship throughout its life, even if the frog itself increases in size tremendously.<eod>
<sod>Isometric scaling happens when proportional relationships are preserved as size changes during growth or over evolutionary time.  An example is found in frogs — aside from a brief period during the few weeks after metamorphosis, frogs grow isometrically.<ref>{{cite journal |author=Emerson SB |title=Allometry and Jumping in Frogs: Helping the Twain to Meet |journal=Evolution |volume=32 |issue=3 |pages=551–564 |date=September 1978 |jstor=2407721 |doi=10.2307/2407721}}</ref>  Therefore, a frog whose legs are as long as its body will retain that relationship throughout its life, even if the frog itself increases in size tremendously.<eod>