Velasquez Vacca, Adriana (Date of defense: 2023-03-21)
[eng] Hawaiian green turtles Chelonia mydas were heavily exploited for their fat, meat and eggs by the Polynesians in the pre-contact era and continued to be commercially exploited until 1978 when they ...
Córdoba González, Darío Eliecer (Date of defense: 2022-07-18)
The biodiversity of a country is part of its natural wealth and the study of it is fundamental for a scientific researcher, such is the case of the Panamanian marine coasts in which there has not been ...
Crespo, Luís Carlos da Fonseca (Date of defense: 2021-11-26)
Dysdera and Hogna are the most speciose spider genera of the Madeira archipelago. I have extensively revised their taxonomy, describing a total of eleven new species, establishing five synonyms and ...
Mihaela Stefan, Laura (Date of defense: 2016-12-12)
Feather mites are among the most abundant and commonly occurring bird ectosymbionts. They live permanently on the host body, are adapted to inhabit well-defined host microhabitats and are found in almost ...
Cortés Serra, Verònica (Date of defense: 2018-02-05)
La mortalitat per captura accidental en les pesqueres de palangre representa una de les principals amenaces per a nombroses espècies d’ocells marins a nivell mundial. En el Mediterrani, aquesta mortalitat ...
Reyes González, José Manuel de los (Date of defense: 2021-05-26)
The revolution in biologging and satellite telemetry technologies in the last two decades has led to a new era in seabird research. This thesis brings new insights into the spatial ecology and migration ...
Dias, Andreia Suzana Ribeiro e Cota de Pinho (Date of defense: 2021-04-15)
Bonelli's eagle is considered an umbrella and flagship species in Mediterranean ecosystems. In this thesis, we focus on the fact that the Bonelli’s eagle population in southern Portugal nests in trees ...
Lobato Vila, Irene (Date of defense: 2021-03-23)
The oak cynipid inquilines (Hymenoptera: Cynipidae: Synergini, Ceroptresini) are a group of specialized endophytophagous microhymenopterans that develop inside galls induced mainly by other cynipids on ...
Mata Casanova, Noel (Date of defense: 2018-04-18)
Superfamily Cynipoidea (Hymenoptera: Apocrita) includes two very different groups of organismes. Macrocynipoids is a paraphyletic group of parasitoids of wood-bearing beetle larvae, characterized by its ...
Cuesta Porta, Victor (Date of defense: 2023-11-13)
[eng] The oak gall wasps (Hymenoptera: Cynipidae: Cynipini) are a group of specialized endophytophagous microhymenopterans that induce galls on Fagaceae trees, principally oaks (Quercus L.). The systematics ...