The lesson ties into the concepts of survival and extinction of multicellular organisms from the previous lessons. R: Students rethink how organisms respond to the environment as they design an experiment on one of the pond water microorganisms from the previous lesson. E: Students express their understanding on the worksheet, in class discussion, and in groups as they work to design an experiment.
Itâs too late to attract a western hummer this winter, but perhaps youâd like to try next fall. According to Weidensaul, in addition to keeping hummingbird feeders up well into autumn, many successful hummingbird hosts have late-blooming fall plants.
If you buy late, you will lose out on the early-bird promotions and have to buy the expensive ticket. If you buy early, theres always a chance that the airline have last minute promotion when the seats are not filled up. Anyways, flying during the summer is the peak season. Its best to get the ticket early.