Results 161 to 170 of about 506,420 (294)

Morphological and Morphometric Characterisation of Selected Camarodont Sea Urchin (Echinoidea: Camarodonta) Pedicellariae (Paracentrotus lividus, Psammechinus miliaris and Echinus esculentus)

open access: yesActa Zoologica, EarlyView.
ABSTRACT Pedicellariae are small appendages on the surface of the echinoid test, involved in defence, cleaning, and locomotion. Pedicellariae in three species of camarodont sea urchins common in UK waters (Paracentrotus lividus [Lamarck, 1816], Psammechinus miliaris [P.L.S Müller, 1771] and Echinus esculentus [Linnaeus, 1758]) are the focus of this ...
H. C. Reinardy   +6 more
wiley   +1 more source

From the history of mathematics in 18th and 19th century at Slovakia [PDF]

open access: yesČasopis pro pěstování matematiky a fysiky, 1935
openaire   +1 more source

An Enquiry on the Ethics of One Medicine

open access: yesBioethics, EarlyView.
ABSTRACT One Medicine is not One Health. Although both concepts connect animal and human health, One Health has arguably become a frame for public health. This paper argues that One Medicine uniquely centres on animal and human patients and speaks to the equal interdependence of their health, though it has also (historically) been adopted as a response
Benjamin Capps   +2 more
wiley   +1 more source

The obsolescence of protected area categories in a polycrisis world

open access: yesConservation Biology, EarlyView.
Abstract Current global conservation models face significant limitations in addressing the global polycrisis, and the constraints of the International Union for Conservation of Nature protected area (PA) classification system are part of the issue. The principles of the new conservation paradigm—governance, equity, and interculturality—are not viable ...
Pamela Esther Degele
wiley   +1 more source

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