Sentences with phrase «shape sea urchins»

«Despite their alien looking shape sea urchins are comparatively close relatives of humans, certainly much closer than insects.

They found more than 100 probable new species, from barnacles to heart - shaped sea urchins.

Not exact matches

The development of an elaborate crystalline skeleton within the transparent embryo of the sea urchin provides a model for the shaping of hard mineralized tissues such as shell and bone

FOSSILISED sea urchins have been found embedded in the walls of medieval churches, embellished with Egyptian hieroglyphics, and even shaped into Palaeolithic hand - axes.

Unlike typical crystal structures like shells, which incorporate thousands of smaller, geometrically symmetrical crystals attached to each other, each spine on a sea urchin is a single large calcite crystal with its own convoluted shape.

«It presumably has properties that are advantageous for the sea urchin, and the shape has been imprinted.»

Unlike hydroxyapatite, the scaffolds made from sea urchin spines could be cut and drilled to a specified shape and size.

The House of Cards actress opts for a wine - colored Delpozo mini with a heart - shaped neckline and embellishments on the bodice (do they remind anyone else of sea urchins?).

A contemporary conversation piece, the Ninli Table Lamp from Surya features a stack of distressed glass sea urchin shapes mounted on a polished silver base.

Consider stocking at least a few representatives from each of the following groups: Sponges — many types, shapes, sizes and colors Zoanthids — colonial anemones (some can be harmful to true corals) Anemones — short tentacle, long tentacle and carpet Corallimorphs — mushroom anemones, Ricordea, Discosoma and elephant - ear Cerianthids — tube - dwelling anemones Mollusks (with and without shell)-- sea slugs, sea hares, nudibranches, turbo snails and many types of living shells and clams Cephalopods — octopus and cuttlefish Worms — feather dusters Arthropods — crabs, hermit crabs, shrimp and lobsters Echinoderms — sea urchins, sea cucumbers, sea stars (starfish), serpent stars and brittle stars.

And the radiating shape of sea urchins show us how to minimize the distance of transporting materials from a central location.

Sea stars, verdant green anemones, spiny purple sea urchins, mussels, volcano shaped barnacles, turban snails, hermit crabs, sculpins and many other lovely creatures of the shallows can be admired at Yaquina HeSea stars, verdant green anemones, spiny purple sea urchins, mussels, volcano shaped barnacles, turban snails, hermit crabs, sculpins and many other lovely creatures of the shallows can be admired at Yaquina Hesea urchins, mussels, volcano shaped barnacles, turban snails, hermit crabs, sculpins and many other lovely creatures of the shallows can be admired at Yaquina Head.

A dried sea urchin from my childhood inspired the shape of the shade, and the contrast between the discus - shape body and the spiky weave highlights this very beautiful technique.