Anthropogenic trade and development have broken down dispersal barriers, facilitating the
spread of diseases that threaten Earth's biodiversity. We present a global, quantitative …

Batrachochytrium dendrobatidis (Bd) has been associated with the severe declines and
extinctions of amphibians in Costa Rica that primarily occurred during the 1980s and 1990s …

Amphibians around the world are declining from threats that cannot currently be mitigated,
making it impossible to safeguard some species in their natural habitats. Amphibians in the …

In 1987 the amphibian decline crisis reached its apex in Costa Rica when at least 17
species experienced population crashes and subsequently went undetected for decades …

Understanding the threats to wildlife across space and time is essential for developing
effective conservation strategies. In Mesoamerica (ie, the region that extends from Central …

Two pathogenic fungi in the genus Batrachochytrium are impacting amphibian populations
globally. Batrachochytrium–amphibian systems have become models for understanding …

Introduced pathogens can alter the geographic distribution of susceptible host species. For
example, Batrachochytrium dendrobatidis (Bd) is a fungal pathogen that has been linked to …

The incidence and frequency of emerging infectious diseases (EIDs) of wildlife have
increased in the last 50 years. The spread of EIDs is a major concern because it can cause …

When the amphibian chytrid fungus Batrachochytrium dendrobatidis (Bd) emerged in
western Panama in the early 1990s, it caused mass declines in many amphibian …