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Evolution of a Hedgehog
Transcript of Evolution of a Hedgehog
Members of Erinaceidae family
Shows little change during last 15 million years
Habits and features still a mystery to science
Scientific name- Erinaceinae
By: Caitlyn and Maddie
German fossil-hunter (Klaus-Dieter Weiß) finds ancient hedgehog
quills to repel predators
curl up in a ball when startled
Litolestes and leipsanolestes, oncocherus, cedrocherus, deinogalerix
Evolution remains mystery to science
Litolestes and Leipsanolestes
oldest known ancestor
lived in Paleocene period
65.5-66 million years ago
fossils found in Montana and Wyoming
Late Paleocene period
55.8-58.7 million years ago
fossils found in western Canada
two species (cedrocherus ryani and cedrocherus aceratus)
means "terrible hedgehog"
lived in modern day Italy
late Miocene period
11.6-5.3 million years ago
had hair instead of quills
fed on insects