Chemical defenses are widespread among animals, and the compounds involved may be
either synthesized from nontoxic precursors or sequestered from an environmental source …

This review of simple indolizidine and quinolizidine alkaloids (ie, those in which the parent
bicyclic systems are in general not embedded in polycyclic arrays) is an update of the …

Oribatid mites, also called beetle or moss mites, include more than 10,000 named species
representing 172 families worldwide. This book provides an identification key to the 96 …

Several lineages of brightly colored anurans independently evolved the ability to secrete
alkaloid-containing defensive chemicals from granular glands in the skin. These species …

Abstract Oribatid mites (Acari, Oribatida) represent one of the most abundant and speciose
groups of microarthropods in the decomposer food webs of soils, but little is known of their …

Cyanogenesis denotes a chemical defensive strategy where hydrogen cyanide (HCN,
hydrocyanic or prussic acid) is produced, stored, and released toward an attacking enemy …

Dendrobatid poison frogs sequester lipophilic alkaloids from their arthropod prey to use as a
form of chemical defense. Some dendrobatid frogs seasonally migrate between the leaf litter …

The red-belly toads (Melanophryniscus) of southern South America secrete defensive
alkaloids from dermal granular glands. To date, all information on Melanophryniscus …

With about 10,000 described species and densities reaching 400,000 ind/m2, the Oribatida
(without Astigmata) represent the most prevalent group of soil mites. However, with the …

Cheese infested with cheese mites is usually treated as unpalatable. Nevertheless, some
traditional cheese manufactories in Germany and France intentionally use mites for …