How are the heads of vultures adapted to what they eat?

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Twind is considered to be an abiotic factor because it.?

How does deforestation affect the water cycle? a. it increases the amount of runoff b.it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff