Which variables define the ecological life history of a species?
A) the age at which reproduction begins, frequency of reproduction, and the number of offspring for each reproductive episode
B) the ratio of females to males, the length of the breeding season, and the number of offspring for each reproductive episode
C) the number of offspring produced over a lifetime by a breeding pair and the survivability of the offspring
D) timing breeding sessions with optimal environmental conditions and the number of offspring produced during each breeding session
E) the amount of parental care given after birth, the number of reproductive episodes per year, and the number of years females are capable of producing viable offspring
Feeding groove and phagocytosis displayed by many species of supergroup Excavata.
Boreal forests, such as this one in Siberian Russia, are dominated by a few species of conifer trees
Engraving of a spotted hyena from Thomas Pennant's History of Quadrupeds, one of the first auth
Major Events in the History of Psychology
Average Number of Hours Slept per Day by Various Mammalian Species
Ecological model for environmental health