Sentence examples for firm substrate from inspiring English sources
Goats preferred feeding in open ground with firm substrate compared to a sandy riverbed or a rocky hillside.
However, certain species may cover large patches of ground, rocks, trees or any other reasonably firm substrate on which they occur.
The complete layer of circular fibers, as expressed in the clitellates and capitellids, would then have evolved only in a second step to enable peristaltic movement and burrowing in firm substrate [ 59].
To summarise, this study has found compelling evidence that horizontal jumping from a compliant substrate is energetically less costly than horizontal jumping from a firm substrate over longer distances, although the effect size is fairly small within the range of compliances tested; about a 6% difference in energy expenditure.
Methods of bending the tool shaft: Scene 2, trapping the tool under the foot and bending the tool shaft with the bill; Scene 3, holding the tool in the bill and pressing the tool shaft against a firm substrate; and Scene 4, inserting the tool into a hole and pulling the tool shaft sideways by bill.
A triangular form, ventral flattening, and secure attachment to firm substrates by byssal threads (byssus; proteinaceous threads secreted by a gland on the foot) have allowed certain bivalves to colonize hard surfaces on wave-swept shores.
The Cretaceous taxon lived probably crawling on the firm substrates in shallow-water environments as some recent involutines, which do not agree with the deeper environment suggested for the Triassic and Early Jurassic relatives.
We therefore conclude that azhdarchids were more competent at walking on firm substrates than in marshes, swamps or intertidal environments.
Ni or Rh catalyst was then impregnated on the substrate, forming firm and active catalyst coatings.
A hydrophilic block, P2VP, played both roles as a surfactant for the stability of water droplets and a substance for firm attachment to the substrate.
The authors of that publication also concluded that the yellow, red, and green colouring agents were applied in mixture with egg tempera and an addition of gypsum to make the layers on stone substrate more firm and, probably, more stable.
