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As the Earth warms, many species are likely to disappear, often because of changing disease dynamics. Here we show that a recent… Expand Five years into the `small RNA revolution' it is hard not to share in the excitement about the rapidly unravelling biology of… Expand The manner in which terrestrial ecosystems are regulated is controversial. The “top-down” school holds that predators limit… Expand Recent warming has caused changes in species distribution and abundance, but the extent of the effects is unclear. Here we… Expand Epidermal changes caused by a chytridiomycete fungus (Chytridiomycota; Chytridiales) were found in sick and dead adult anurans… Expand THE ionic channel associated with the acetylcholine (ACh) receptor at the neuromuscular junction of skeletal muscle fibres is… Expand When the nerves of isolated frog sartorius muscles were stimulated at 10 Hz, synaptic vesicles in the motor nerve terminals… Expand Fully grown oocytes of the frog (Rana pipiens) undergo cytoplasmic and nuclear maturation when treated with progesterone after… Expand THE DISCHARGES carried in the optic nerve fibers contain all the information which the central nervous system receives from the… Expand