[lemma=in | tag=□ | □]
[lemma=in | tag=IN | □]
Because the small young are also vulnerable to climate and enemies , it is quite usual for 5 per cent or less of eggs laid to reach adulthood . Currently the California Academy of Sciences is testing this tool to assess speed and consistency among users . Tetragnathids may be among the commonest orb builders in forest understory . Analysis of cost-effectiveness , preferably couched in terms of unit cost per result , would be a highly relevant measure of agency efforts . This ' breathing ' is not so regular or so frequent as in a vertebrate ; moreover , it may cease altogether in the winter when the snail hibernates . Twenty-six genera with 75 species are recorded from the Afrotropical Region . The heart of the pulmonate may slow down from 36 beats per minute to only three or four . The fossils appear as white objects in the rock layers and lying upon a ledge between the two men . The lower jaw , or mandible , consists of two bones that meet at the chin but easily separate in the process of decay . Modified webs are often tensed or tugged with the first legs . A movement of a few inches per minute is common for large snails or slugs . A - The operculates vary from the single tooth per row on the radula to forms with over 800 teeth in each row and a total tooth count of perhaps 75,000 . My research is examining the genetic structure of the R. limnocharis complex throughout its range with special emphasis on the genetic differentiation among the Myanmar populations . In addition to learning scientific methodology and marine biology concepts , students gain an appreciation for and sense of stewardship toward their local marine environment . A - In its simplest form a snail can be thought of as consisting of a body mass ( visceral hump ) covered with protective armor ( shell ) from which extend sensory-feeding and locomotive areas ( head and foot ) . These same enzymes exist elsewhere in the snake 's body , where they serve roles in normal metabolism . More significantly , FHA officials told us that the agency had reported $ 2.3 billion as delinquent at September 30 , 1995 , but these officials advised us that their systems did not produce delinquency data consistent with the FMS criteria . We conducted our work from October 1995 through March 1997 in accordance with generally accepted government auditing standards . Searching for " stella " in the species field would match " stella " as well as " constellatus " and " castellatum " , among others . These medium sized , vagrant spiders were formerly classified among the crab spiders ( see below ) .