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Climate Change Babies
Grizzly bears and polar bears are mating in the wild, producing fertile 'grolar bear' or 'pizzly bear' hybrids — a consequence of climate change pushing their ranges together.
Grizzly Bear
Ursus arctos horribilis
As climate change pushes species together, grizzlies are mating with polar bears, producing fertile 'grolar bear' hybrids.
Vital Stats
🏷️ TypeBear (ursid)
🌍 Found InNorth America — forests, meadows, coastal areas
📏 Size1.8-2.1m, 130-360kg (males) | 100-200kg (females)
⏳ Lifespan20-25 years
🔞 Sexual MaturityMales: 5-6 years | Females: 4-5 years
💕 Mating SystemPromiscuous — females mate with multiple males during season
📅 Mating SeasonMay - July
🤰 Gestation180-250 days (includes delayed implantation)
👶 Offspring1-4 cubs every 2-4 years
🍆 Penis Size18 cm
⏱️ Sex Duration30 minutes
🔬 Notable AnatomyHybridizing with polar bears as ranges overlap due to climate change; offspring are fertile
⚖️ Sexual DimorphismMales up to 2x heavier than females