Macroevolution refers to evolution that occurs at or above the level of species, in particular speciation and extinction; whereas microevolution refers to smaller evolutionary changes within a species or population, in particular shifts in gene frequency and adaptation.
Sizes of common Patchwork pieces. 1  Fat Quarter = 18â³ x 22â³. 2  Fat Eighth = 9â³ x 21â³. 3  Mini Charm Squares = 2 1/2â³ x 2 1/2â³. 4  Charm Squares = 5â³ x 5  5â³. Layer Cake = 10â³ x 6  10â³. Jelly Roll = 2 1/2â³ x 45â³ (or width of fabric) strips.
A quarter is just under an inch in diameter (0.96 inches). Not all rats can fit through a hole the size of a quarter. Large rats and overweight rats are too big. But some rats are small enough to fit through -- especially juvenile rats.