SKU 100267 Salmon undergo a long journey during their life, hatching from eggs in freshwater streams, growing up into adult fish, and then swimming out to the ocean to live most of their lives in salt water. When they are old enough to mate, they begin the long journey back to the streams from which...

SKU 662716 The ladybug is also known as the ladybird, and more correctly known as the ladybeetle. The insect goes through the four stages of metamorphosis, hatching from an egg to become a voracious larva, then forming a pupa from which the colorful ladybug emerges. Scientific Name: Coccinella septempunctata...

SKU 662816 A hen may lay 300 eggs in a year, but only if a rooster is present can the eggs contain hatchlings. Eggs take 21 days to hatch, but a newly hatched chick is up and moving within a day. Within three months, the chick has lost its yellow feathers and replaced them with adult feathers, ready...

SKU 269129 Life begin s amid a clutch of floating eggs. Those that survive hatch as tadpoles, and then undergo a rapid change as they lose their gills and grow legs. Life in the water is grand, but these amphibians will soon take to land, becoming adult frogs after 12 to 16 weeks. Scientific Name: Anura...

SKU 663816 The story of evolution is told in visual, touchable form with these five figures representing various stages of human development. The set begins with the ape-like Australopithecus afarensis and progresses 2 million years or more to Homo sapiens sapiens, the very wise human. Scientific Name:...