Only a few types of trees have spherical, prickly seed pods, so here's how to identify each specific tree with spiky balls. Reviewed by Sylvia Duax Certain trees produce spherical, spiky pods that can ...

ANCHORAGE, Alaska (AP) — An iconic Alaska tree with roots that can freeze to death if not covered by snow was rejected Friday by a federal agency for the threatened species list. The U.S. Fish and ...

ANCHORAGE, Alaska (AP) — Four conservation groups have petitioned the Interior Department to list an iconic Alaska tree as threatened or endangered because of climate change. Yellow cedar for ...