Rapid environmental change makes adaptive potential—the capacity of populations to
evolve genetically based changes in response to selection—more important than ever for …

Although parasites make up a substantial proportion of the biotic component of ecosystems,
in terms of both biomass and number of species, they are rarely considered in conservation …

Decisions under the US Endangered Species Act (ESA) require scientific input on the risk
that the species will become extinct. A series of critiques on the role of science in ESA …

Population viability analysis (PVA) is useful in management of imperiled species.
Applications range from research design, threat assessment, and development of …

Around the world, recovery planning for threatened species is being applied in an attempt to
stem the current extinction crisis. Genetic factors linked to small population processes (eg …

Recovery criteria under the Endangered Species Act are the objective, measurable targets
for determining whether the recovery of listed species has been achieved. Existing criteria …

Structured demographic models are among the most common and useful tools in population
biology. However, the introduction of integral projection models (IPMs) has caused a …

Effective conservation of at‐risk species presents a conundrum, often requiring rapid status
assessments and timely actions regardless of the adequacy of best available information …

Wildlife is declining around the world. Many developed nations have enacted legislation on
endangered species protection and provide funding for wildlife recovery. Protecting …

Although endangered species legislation can be a powerful tool for protecting species, such
laws are only as good as their implementation. Under the Canadian Species at Risk Act …