筛选
科学数据
统计数据
共检索到45条 ,权限内显示50条;
Data from: A phylogenetic analysis of geese and swans (Anseriformes: Anserinae), including selected fossil species
- 负责人：
- 关键词：
- comparative analysis;waterfowl;Anserinae;geese;morphology;Cladistics;fossils;Anseriformes;swans
- DOI：
- doi:10.5061/dryad.740
- 摘要：
- A phylogenetic analysis of modern and selected fossil geese and swans was performed using 165 characters of the skeleton, trachea, and natal
GBIF Occurrence Download
- 负责人：
- DOI：
- doi:10.15468/dl.mgma0c
- 摘要：
- Biodiversity Center (NL) - Aves. 1 records from Annual Census on Waterfowl (Anatidae) Population. 106 records from naturgucker. 24556 records from EOD - eBird
Data from: Body stores persist as fitness correlate in a long-distance migrant released from food constraints
- 负责人：
- DOI：
- doi:10.5061/dryad.6b55m22
- 摘要：
- on harvest and fuelling rates are absent on modern-day fertilized grasslands. Nonetheless, departure weight remained correlated with recruitment success
Data from: Global lack of flyway structure in a cosmopolitan bird revealed by a genome wide survey of single nucleotide polymorphisms
- 负责人：
- DOI：
- doi:10.5061/dryad.1bq39
- 摘要：
- Knowledge about population structure and connectivity of waterfowl species, especially mallards (Anas platyrhynchos), is a priority due to recent
Data from: Don't put all eggs in one nest - spread them and cut time at risk
- 负责人：
- Andersson, Malte
- 关键词：
- Waterfowl Adaptation Behavior: antipredator Behavior: reproductive Life history: theory Mating systems Parental care Reproduction: strategies Bird Fish
- DOI：
- doi:10.5061/dryad.104t1
- 摘要：
- In many egg-laying animals, some females spread their clutch among several nests. The fitness effects of this reproductive tactic are debated. Usi
Data from: A generalizable energetics-based model of avian migration to facilitate continental-scale waterbird conservation
- 负责人：
- Lonsdorf, Eric V.
- DOI：
- doi:10.5061/dryad.23n6p
- 摘要：
- Conserving migratory birds is made especially difficult because of movement among spatially disparate locations across the annual cycle. In light
Data from: Effects of distance on detectability of Arctic waterfowl using double-observer sampling during helicopter surveys
- 负责人：
- Alisauskas, Ray T
- DOI：
- doi:10.5061/dryad.mp7h92r
- 摘要：
- how a distance covariate influenced probability of double‐observer detections for birds counted during a helicopter survey in Canada’s central Arctic
GBIF Occurrence Download
- 负责人：
- DOI：
- doi:10.15468/dl.gcsbak
- 摘要：
- specimens of Saitama Museum of Natural History. 8 records from Birds Specimens of Akita Prefectural Museum. 34157 records from Annual Census on Waterfowl
Data from: Loss of functional connectivity in migration networks induces population decline in migratory birds
- 负责人：
- DOI：
- doi:10.5061/dryad.r901kb6
- 摘要：
- the functional connectivity of migration networks of waterfowl species that migrate over the East Asian-Australasian Flyway from 1992-2015. We analysed the relationship bet
Marsh Ecology Research Program (MERP): Belowground macrophyte production (MBG; 1980-1989) data
- 负责人：
- 关键词：
- prairie wetland ecology wetlands marshes MERP marsh ecology research program wet-dry cycle Delta Marsh marsh management hydrology flooding
- DOI：
- doi:10.5063/aa/duc_merp.160.1
- 摘要：
- . In Marsh Ecology Research Program: Long-term Monitoring Procedures Manual. (Eds.) E.J. Murkin and H.R. Murkin, pp. 23-29. Manitoba, Canada: Delta Waterfowl
