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Audience is Undergraduate lower division 13-14

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		A juvenile male Antarctic fur seal (Arctocephalus gazella) on South Georgia Island The Antarctic fur seal (Arctocephalus gazella) feeds mostly on krill (Euphausia superba). A recent found that fur seals adjust their foraging activity to track the highly variable distribution and...	You must be logged in to access all resource information.	More Info

		A juvenile Marbled Murrelet (Brachyramphus marmoratus) sits on its nest platform high in an old-growth Douglas fir. A juvenile Marbled Murrelet (Brachyramphus marmoratus) sits on its nest platform high in an old-growth Douglas fir. The Marbled Murrelet is an endangered seabird. A recent study used age-ratio...	You must be logged in to access all resource information.	More Info

		A leaf shows damage caused by necrosis (cell death) and chlorosis (insufficient chlorophyll production) due to a pathogenic fungus. A leaf shows damage caused by necrosis (cell death) and chlorosis (insufficient chlorophyll production) due to a pathogenic fungus. Such damage reduces the photosynthetic area available to the plant....	You must be logged in to access all resource information.	More Info

		A male Klug's clearwing butterfly (Dircenna klugii klugii) foraging on a coffee flower (Coffea arabica) in Finca Irlanda of the Sonusco region of Chia A male Klug’s clearwing butterfly (Dircenna klugii klugii) foraging on a coffee flower (Coffea arabica) in the Soconusco region of Chiapas, Mexico. Shade-grown coffee certification programs...	You must be logged in to access all resource information.	More Info

		A misty rain forest canopy in central Amazonia. The central Amazon Basin is home to some of the most biologically diverse forests in the world. These rain forests are being reduced and fragmented at a fast rate (as of 2004, about 24 million...	You must be logged in to access all resource information.	More Info

		A mosaic of fields and forests in the Willamette Basin, Oregon, USA. Different land uses have created a varied landscape in the Willamette Basin of Oregon that supports a rich array of species as well as an array of economic activities. Researchers have recently...	You must be logged in to access all resource information.	More Info

		A mountain scene in Yukon, Alaska depicts how vegetation changes from the base to the top of the mountain due to differences in elevation and topograp A mountain scene in Yukon, Alaska depicts how vegetation changes from the base to the top of the mountain due to differences in elevation and topography. The base of the mountain is vegetated by...	You must be logged in to access all resource information.	More Info

		*A mycorrhizal fungus, Cortinarius favrei, grows among associated plant species in the Alaskan tundra.* Cortinarius favrei grows in the midst of dwarf birch (Betula sp.), Salix sp., Vaccinium sp., and Eriophorum sp. in the Alaskan tundra. The fruiting body (mushroom) of C. favrei is visible in the...	You must be logged in to access all resource information.	More Info

		A parsnip webworm (Depressaria pastinacella) feeds on wild parsnip (Pastinaca sativa) in the Netherlands. A parsnip webworm (Depressaria pastinacella) feeds on wild parsnip (Pastinaca sativa) in the Netherlands. Both species are native to Europe and were introduced to North America, where they exist...	You must be logged in to access all resource information.	More Info

		A periodical cicada (Magicicada sp.) molts on the side of a tree after emerging from underground. A periodical cicada (left) has mostly freed itself from its old exoskeleton (right). The cicada's new exoskeleton is light in color and has not yet hardened. Every 13 or 17 years, periodical cicadas...	You must be logged in to access all resource information.	More Info

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