Presents and answers questions on flowers, plants, trees, birds and rodents.

When a little Douglas fir tree who loves Christmas more than anyone hears a TV newscast announce the search for the most famous Christmas tree, he knows he is meant to be that tree. With his friends Maisie the palm tree and Gene the weed, he embarks on a road trip adventure to make his dream come true. Along the way, they attract the attention of a villainous Christmas-loathing cactus named Pete.

These giant trees stretch more than 300 feet above the ground, with hidden gardens and mysterious predators thriving within their canopy. Obsessive redwood climber Steve Sillett of Humboldt State University investigates their monster crowns, tallying biological material and discovering new record-breaking trees, while escaping falling branches and crashing trees in the process. Explorer-in-Residence Mike Fay charts the redwood range.

Six beloved stories about adventure and science.. Stories include I'm Dirty, find out just how dirty a backhoe can get while doing its' job. Other stories include Burt Dow: Deep-Water Man, The Paper Boy, Stars! Stars! Stars!, Fletcher and the Falling Leaves, and Johnny Appleseed. Also included are author interviews from Kate & Jim McMullan and celebrity narration from Steve Buscemi and Forest Whitaker.

"Understanding the Shortest Path First (SPF) Algorithm LiveLessons-Networking Talks explains basic SPF calculation through a combination of bullet points and whiteboard demonstrations. The lessons also demonstrate how SPF takes into account Equal-Cost MultiPath (ECMP) and multi-access links such as Ethernet. By understanding SPF calculations, engineers can better understand and troubleshoot Link State protocols."--Resource description page.