Ice ages:

The times in the past when ice sheets or glaciers covered large parts of the earth’s surface. Ice ages last for a few million years and seem to come in cycles. An ice age is often interrupted by shorter, more temperate “interglacial” periods. During the most recent ice age, which…

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Tuesday July 5, 2016

INSECTS Publication Day

Happy Publication Day to @Seymour Simon for his new book, INSECTS! The photographs are amazing, and you will learn some fascinating things in this book:All bugs are insects, but not all insects are bugs. There are at least four times more kinds…

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