Examlex
Birds follow a herd of water buffalo to catch insects that are disturbed as the large herbivores walk through the grass. When large predators are near, the birds fly into the air and make warning calls. What is the ecological relationship between the birds and the herbivores called?
SAT scores
Scores resulting from the Scholastic Assessment Test, a standardized test widely used for college admissions in the United States.
Margin of error
The amount of error that can be tolerated in survey or poll results, often used in describing the accuracy of a confidence interval.
Electric usage
The amount of electrical energy consumed by a device, household, or establishment over a given time period.
Q15: Why do many non- native species, such
Q45: The fur standing up along a dog's
Q49: Which of the following animals are arachnids?<br>A)
Q63: Developing countries tend to have a(n) age
Q63: The shape, size, or color of an
Q67: A species that plays a major role
Q71: When many species disappear from the fossil
Q85: What characteristics place these animals in the
Q100: The leading cause of extinction by human
Q108: A protist lives in the gut of