The New Neotropical Companion
of a challenge to make out the colors of birds and other animals. A bird perched atop a tree silhouetted against a white backgro ...
and mammals. And, of course, just the opposite might happen. You might come upon a fruiting tree that has attracted multiple spe ...
A Sample Walk in a Panamanian Rain Forest To help you get a feel for how a rain forest walk might unfold, I have chosen to take ...
Plate 4- 15. The large bill of the Yellow- throated (or Black- mandibled) Toucan is adaptive in reaching out to branch tips to b ...
We come to an opening, a pond beside the trail. Overhead, where the leaves are in full sunlight, we spot a sizeable Green Iguana ...
(Heliconius sp.; plate 4- 20). There is much to be learned about this diverse group of lepidopterans, known sometimes as longwin ...
branch near the heliconia cluster is a hummingbird with a long, down- turned bill, a Long- billed Hermit (Phaethornis longirostr ...
Plate 4- 29. A Long- billed Hermit taking time to rest from having made multiple visits to heliconia clumps. Photo by James Adam ...
for now we pay little attention since, sitting idly in the middle of a large cecropia, is a serene- looking Brown- throated Thre ...
Plate 4- 33. Rain helps fill this small rain forest pool, but rain clouds cause a reduction in light, making observations more c ...
Listen to your guide when he or she is giving directions to where something is. It is not always easy to describe where a small ...
Plate 4- 36. A soaring King Vulture. Seeing this magnificent species this well should be cause for celebration. Photo by John Kr ...
Plate 5- 1. This forest in the Arima Valley in Trinidad is full of chlorophyll. Photo by John Kricher. Plate 5- 2. Tropical fore ...
A Quick Primer on How Nature Really Works Everything alive needs food. Everything alive is potential food. Food consists of chem ...
respiration, and it is common to all ecosystems, including tropical forests. Net primary productivity is easier to calculate tha ...
interrupted by a cold winter when plants become essentially dormant. Temperature hardly varies, and because the tropical year is ...
some areas) than they capture, making them potential carbon sources rather than carbon sinks. Tropical Forests: Potential Carbon ...
dry season, but respiration was 40% higher at the peak of wet season (March) than it was at the peak of dry season (November). O ...
throughout the year provides us with an example of this process. The research showed that rivers are not in carbon equilibrium, ...
plots established as part of a long- term monitoring network known as RAINFOR, which consists of 136 permanent plots located in ...
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