Some worms eat a night (meaning they are nocturnal) and some worms eat during the day (diurnal). Most birds eat only during the day, so they are only eating diurnal worms, (due to the fact that nocturnal worms are burrowing during this time). Each spring the worms produce 500 offspring, but only 100 of them live long enough to reproduce themselves. Variation:
Adaptation:
Overproduction of offspring:
Possible descent with modification:

i use alot when i f my girlfriend. i'm doing her in the bathroom at summer school. shes getting her tight jeans off and then we'll begin

explanation:

silty loam

hope this

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

maybe because its impossible for balloons to lift a whole entire house.