Caterpillars have about 4,000 muscles (compare humans, with 629). They move through contraction of the muscles in the rear segments pushing the blood forward into the front segments elongating the torso. The average caterpillar has 248 muscles in the head segment alone. Wikipedia
Category: flora
quercus macrocarpa
Grows in the 48 contiguous states. This one is in a tree tube. Planted ten in April.
Wikipedia
Skagit County
sign in the Mount Erie parking lot. Not in the Chesapeake Bay watershed.
crossing
Made a short video with still pictures embedded, VA-WA. Tunnel is in the Detroit Airport.
Music by Jim Orr
lack of water
Yellow poplar (Liriodendron) is notorious for shedding many leaves during summer droughts, sycamore (Platanus) sheds some leaves, and buckeye (Aesculus) may shed all of its leaves as drought continues. On the other hand, leaves of dogwood (Cornus) usually wilt and die rather than abscise. If water becomes available later in the growing season, some trees defoliated by drought may produce a second crop of leaves from previously dormant buds. Many times these leaves are stunted.–Dr. Kim D. Coder
These three trees planted in 2009, a swamp white oak and two sycamores in Riverview Park, need water. Trees are like dogs, or children, if you plant two inch caliper ($100) trees, they have to be cared for until their root systems are established.
According to Dr. Coder’s article these juveniles might still have a chance…
san francisco
not in the Chesapeake Bay watershed. Unknown brand of tree. Pretty tree. Tree in SF.