A researcher notes that a herd of 150 caribou increases by 8% annually due to migration influx. How many caribou will be in the herd after 2 years?

Tue, 05 May 2026 02:54:07 +0000

Average Annual Growth of Caribou Herds: How 150 Caribou Grows by 8% Each Year When tracking wildlife populations, understanding annual growth rates is essential for ecological research, conservation planning, and biodiversity management. A recent observation highlights an impressive shift in a caribou herd’s size: a group of 150 caribou increases by 8% annually due to seasonal migration influxes. This steady growth offers valuable insight into how caribou populations adapt and expand within their natural habitats. ### How Does 8% Annual Growth Work for Caribou? In wildlife biology, an 8% annual growth means the herd size multiplies by 1.08 each year. No longer relying on static counts, researchers model population trajectories using exponential growth formulas, which help predict long-term trends. Given that caribou herds face environmental challenges, migration significantly boosts numbers by bringing in new individuals from neighboring regions.