In-Depth Look at Polar Bears: Habitat and Facts
Polar bear vs grizzly bear: size, strength, diet, habitat, and the wild pizzly bear hybrids produced as climate change forces their ranges to overlap.
December 2025
December 2024
Grizzly Bear Range: Distribution and Recovery Efforts
Alaska has ~30,000 grizzlies. Canada ~20,000. The Lower 48 holds only ~2,000 across 6 recovery ecosystems. Full range breakdown with maps and trends.
Grizzly Bear Diet: An Omnivore's Seasonal Feast
Grizzly bears are opportunistic omnivores, eating salmon, berries, roots, moths, and ungulate calves. Here is their seasonal diet and hyperphagia cycle.
How to Survive a Grizzly Bear Attack
Bear spray works 98% of the time. Play dead for defensive attacks, fight back for predatory. Full survival protocol with cases, ranges, and data.
How Fast Can a Grizzly Bear Run? Top Speed
Grizzly bears sprint at 56 km/h (35 mph), faster than Usain Bolt. The biomechanics, burst distance, and why climbing a tree is not the answer.
How Big Are Grizzly Bears? Size and Weight
Male grizzly bears weigh 180-360 kg and stand 2.4 m on hind legs. Full size data, record holders, and how grizzlies compare with polar and Kodiak bears.
November 2024
Bear Hibernation: Key Biological
Kodiak bears are brown bears too, but isolated on Kodiak Island for 12,000 years they grew to 600+ kg on salmon-rich diets. How they differ from interior grizzlies.
Grizzly vs Black Bear: Key Differences and Encounters
Grizzly vs black bear: shoulder hump, claw length, face profile, size, and attack behavior. How to identify each species and survive the encounter.
Grizzly Bear Hibernation: The Process
Grizzly bears hibernate 4-7 months, dropping heart rate to 8-19 bpm while females give birth mid-sleep. The physiology, the den, and climate disruption.
Grizzly Bear Cubs and Family Dynamics: An In-Depth Look
Grizzly cubs weigh 400-500 g at birth inside a winter den. The first 3 years of life, the mother-cub bond, and why male infanticide shapes family survival.
Brown Bear vs Grizzly Bear: Same Species, Different Name
Every grizzly IS a brown bear, but not every brown bear is a grizzly. Untangling the taxonomy, regional names, and why coastal bears are bigger than inland.
Are Grizzly Bears Dangerous to Humans? Facts and Survival
Grizzly bear attacks by the numbers, why bear spray beats firearms, and protocols for surviving an encounter. Real data, real cases, no hype.
October 2024
American Black Bear vs Grizzly Bear: How to Tell Them Apart
Black bear vs grizzly bear: shoulder hump, claws, face profile, and the right response to each. The complete identification and survival guide.