EditorialA red urchin, right, with purple urchins during a removal event in Albion Cove in Little River, Calif., July 21, 2018. (Gabriella Angotti-Jones/The New York Times)
EditorialA portion of the purple sea urchins gathered by the commercial divers Byron Koehler and Gary Trumper off the coast of Albion, Calif., Aug. 24, 2021. (Dexter Hake/The New York Times)
EditorialIllustration shows sea urchins and sand dollars. Echinidea. - Igelsterne, 1 print : photomechanical ; sheet 36 x 26 cm., 1904. Ernst Haeckel 1834 ? 1919 German biologist, naturalist, philosopher, physician, professor, and artist who discovered, describ...
EditorialIllustration shows sea urchins and sand dollars. Echinidea. - Igelsterne, 1 print : photomechanical ; sheet 36 x 26 cm., 1904. Ernst Haeckel 1834 ? 1919 German biologist, naturalist, philosopher, physician, professor, and artist who discovered, describ...
EditorialSea otters, which can eat nearly 1,000 sea urchins a day, have seen their numbers along Alaska’s Aleutian Islands shrink by 90 percent in recent decades. (Scott Dickerson/The New York Times)
EditorialSea otters, which can eat nearly 1,000 sea urchins a day, have seen their numbers along Alaska’s Aleutian Islands shrink by 90 percent in recent decades. (Scott Dickerson/The New York Times)
EditorialSea otters, which can eat nearly 1,000 sea urchins a day, have seen their numbers along Alaska’s Aleutian Islands shrink by 90 percent in recent decades. (Scott Dickerson/The New York Times)
EditorialTitle page with vignette of Tritons with corals, shells and sea urchins in a border of reptiles and birds. Handcoloured copperplate engraving by Robert Muys from Georg Wolfgang Knorr's Deliciae Naturae Selectae of Kabinet van Zeldzaamheden der Natuur, ...
EditorialSea urchins with various coloured spines. Sea urchins with red, brown and green spines, edible sea urchin, Echinus esculentus 1, Metalia spatagus with brown spines 6. Handcoloured copperplate drawn and engraved by Georg Wolfgang Knorr from his Deliciae...
EditorialSea urchins with various coloured spines. Sea urchins with red, brown and green spines, edible sea urchin, Echinus esculentus 1, Metalia spatagus with brown spines 6. Handcoloured copperplate drawn and engraved by Georg Wolfgang Knorr from his Deliciae...
EditorialFossils 3, Vestings of Sea Urchins, Belemnite, Copperplate, Plate 5, after p. 42, Johann Gerhard Reinhard Andreae, Briefe aus der Schweiz. Nach Hannover geschrieben in dem Jare 1763. Z?rich [etc.]: bei Joh. Caspar F?essli Sohn [etc.], 1776.
EditorialVarious types of fossilized sea urchins, Classe IV, Pl. LI, Fig. 328: Echinite ou H?risson de mer, autrement appell? chataigne de mer, en figure de coeur, ? cinq rayons doubles, Fig. 329: Echinite pareil, avec une lacune, Fig. 330: Echinite ? quatre ra...
EditorialFossils 1, Petrification of shells, sea urchins and belemnites, copperplate engraving, pl. 2, after p. 28, Johann Gerhard Reinhard Andreae, Briefe aus der Schweiz. Nach Hannover geschrieben in dem Jare 1763. Z?rich [etc.]: bei Joh. Caspar F?essli Sohn ...
EditorialSea urchins, starfish, jellyfish, corals, medusas, Various invertebrate species, Taf. IX, Heinrich Rudolf Schinz: Abbildungen aus der Naturgeschichte. Z?rich: bei Friedrich Schulthess, [1824].
EditorialFossils 5, Petrification of Shells and Sea Urchins, Copperplate, Plate 14, after p. 266, Johann Gerhard Reinhard Andreae, Briefe aus der Schweiz. Nach Hannover geschrieben in dem Jare 1763. Z?rich [etc.]: bei Joh. Caspar F?essli Sohn [etc.], 1776.
EditorialClinus superciliosus, Print, Clinus superciliosus, the Super klipfish or Highfin klipfish, is a species of clinid that occurs in subtropical waters of the Atlantic Ocean from northern Namibia to the Kei River in South Africa where it can be found in th...
EditorialClinus superciliosus, Print, Clinus superciliosus, the Super klipfish or Highfin klipfish, is a species of clinid that occurs in subtropical waters of the Atlantic Ocean from northern Namibia to the Kei River in South Africa where it can be found in th...
EditorialAsthenosoma hystrix, Print, Asthenosoma is a genus of sea urchins in the family Echinothuriidae. Their spines are covered with harmful venom capsules.
EditorialIllustration shows sea urchins and sand dollars. Echinidea. - Igelsterne, 1 print : photomechanical ; sheet 36 x 26 cm., 1904. Ernst Haeckel 1834 ? 1919 German biologist, naturalist, philosopher, physician, professor, and artist who discovered, describ...
EditorialIllustration shows sea urchins and sand dollars. Echinidea. - Igelsterne, 1 print : photomechanical ; sheet 36 x 26 cm., 1904. Ernst Haeckel 1834 ? 1919 German biologist, naturalist, philosopher, physician, professor, and artist who discovered, describ...
EditorialKNOSSOS PALACE (1700-1450 BCE). Detail of the FRIEZE OF THE DOLPHINS, mural painting adorned with dolphins, sea urchins and fish, in the eastern wing of the KNOSSOS PALACE. The spiral band frescoes are somewhat later. CRETE. Greece.
EditorialEchinoidea sea urchins: sea biscuit, Clypeaster rosaceus 1,2, Encope emarginata 3,4, green sea urchin, Echinocyamus pusillus 5-9. Chromolithograph by Adolf Glitsch from an illustration by Ernst Haeckel from Art Forms in Nature, Kunstformen der Natur, L...
EditorialFossils of extinct sea urchins: Cidarites maximus 1, Cidarites coronatus 2, Cidarites subangularis 3, Cidarites nobilis 4, Spatangus retusus 6, Nucleolites scutatus 7, tooth of a Megalosaurus 8, and teeth of an extinct fish Gyrodus 9. Handcoloured lith...
EditorialSea urchins, red 1, green 2,5, yellow 6, brown 3,4, and spines 7-11. Handcoloured copperplate engraving from Friedrich Johann Bertuch's Bilderbuch fur Kinder (Picture Book for Children), Weimar, 1792.