Results 71 to 80 of about 12,888 (189)

Determining the Composition of the Dwelling Tubes of Antarctic Pterobranchs [PDF]

open access: yes, 2011
Pterobranchs are a group of marine invertebrates within the Hemichordata, which share characteristics with both chordates and echinoderms. Pterobranchs live in colonies of secreted tubes, coenicia, which are composed of a gelatinous material of unknown ...
Sewera, Lukasz J
core   +1 more source

The amphioxus genome illuminates vertebrate origins and cephalochordate biology [PDF]

open access: yes, 2008
Cephalochordates, urochordates, and vertebrates evolved from a common ancestor over 520 million years ago. To improve our understanding of chordate evolution and the origin of vertebrates, we intensively searched for particular genes, gene families, and ...
Bronner-Fraser, Marianne   +3 more
core   +2 more sources

Caution: Do Not Bleach! [PDF]

open access: yes
In this lesson, students will investigate the importance of coral reefs to the Earth as a whole and learn some possible explanations for the phenomenon known as "coral bleaching". They should be able to identify ways that coral reefs benefit human beings,

core  

Marine Invaders in the Northeast: Rapid Assessment Survey of Non-native and Native Marine Species of Floating Dock Communities, August 2003 [PDF]

open access: yes, 2005
In his seminal book on The Ecology of Invasions by Animals and Plants, Elton (1958) laid the foundation for the science of biological invasions. He identified the importance of human-mediated vectors as means of transporting organisms to new locations ...
Bullock, Robert   +15 more
core   +1 more source

Implications of increased carbon supply for the global expansion of jellyfish blooms [PDF]

open access: yes, 2011
Brotz, Lucas   +6 more
core   +1 more source

Unveiling in situ oxygen, carbon and nutrient cycling of a sponge-driven biological hotspot in the arctic. [PDF]

open access: yesSci Rep
Hanz U   +7 more
europepmc   +1 more source

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