Passenger Pigeon
Once extraordinarily abundant in North America, it was driven to extinction by commercial hunting and habitat loss.
Twenty species at risk — and the choices that can still protect them.
The IUCN Red List measures a species’ risk of extinction in the wild. This expanded field notebook introduces twenty animals, their habitats, and the human choices shaping their futures.
These histories show why protection must begin before a population reaches its last few individuals.
Once extraordinarily abundant in North America, it was driven to extinction by commercial hunting and habitat loss.
Bounty hunting, persecution, and habitat pressure contributed to the disappearance of the Tasmanian tiger.
Industrial whaling pushed several great whale populations to the edge, leading to international restrictions.
Poaching, wildlife trafficking, and accidental bycatch still threaten rhinos, pangolins, turtles, and cetaceans.
A lesson for every species: population decline can accelerate faster than recovery.
Never buy ivory, tortoiseshell, or other wildlife products.
Reduce single-use plastic to protect rivers and oceans.
Share reliable conservation information and support lawful organizations.
Use the main portrait as a visual record; each page keeps the same forest-atlas style so the project feels like one connected conservation website.