Results 71 to 80 of about 13,140 (117)

Three anomalies: A scythebill in the Greater Antillean Grackle (blackbird), a crown pattern in the Rock Beauty (angelfish), and a double spot in the Butter Hamlet (grouper), and their possible genetic significance

open access: yesRevista de Biología Tropical, 2006
Three anomalies are described: a scythebill in Greater Antillean Grackle, Quiscalus niger (Boddaert) (Passeriformes: Emberizidae), a crown color pattern in Rock Beauty, Holacanthus tricolor (Bloch) (Perciformes: Pomacanthidae), and a double-spot color ...
Ernest H Williams, Jr   +1 more
doaj  

Catalogue of the vascular plants frorn the Ciudad Universitaria de Madrid (Spain) [PDF]

open access: yes
GAvítAN, R., EcHEvARRíA, JE. & CASAS, 1. [992. Catálogo de la flora vascular de la Ciudad Universitaria de Madrid (España). Bat. Complutensis J8: 175-201 Se presenta un listado de 421 táxones (pertenecientes a 52 familias) presentes en la Ciudad ...
Casas, Inmaculada   +2 more
core   +1 more source

Las dorsales continentales. [PDF]

open access: yes, 2018
Gustavo A. Tirado F. (biografía): Nació en Valverde, República Dominicana. Ingeniero agrónomo, Escuela Superior de Agricultura, Saltillo, Coahuila, México.
Tirado F., Gustavo A.
core  

Breeding period in the mangrove crab Goniopsis cruentata (Decapoda: Grapsidae) in Northeast Brazil

open access: yesRevista de Biología Tropical, 2013
The brachyuran crabs are iteroparous species which present a high diversification of reproduction patterns, which may have evolved as a species-specific response to environmental conditions. Tropical species commonly present a year-round reproduction due
José Jonathas Pereira Rodrigues de Lira   +2 more
doaj  

Ciencia ibérica y mundo atlántico [PDF]

open access: yes, 2011
Víctor NAVARRO BROTÓNS y William EAMON,eds. Más allá de la leyenda negra : España y la revolución científica ; Beyond the black legend : Spain and the scientific revolution. James DELBOURGO and Nicholas DEW, eds. Science and empire in the atlantic world.
Sánchez Martínez, Antonio
core  

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