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  1. RafaelMatias

    Yellow Wags migrating: video

    Amazing video of Yellow Wagtails migrating at night over the sea from the UK to Northern Spain. Mesmerizing. Filmed 120km N of Santander from a vessel, last 16th September (perhaps this has been posted elsewhere, if so appologies).
  2. RafaelMatias

    New paper: Navigation by extrapolation of geomagnetic cues in a migratory songbird

    Fascinating. Kishkinev et al. in press. Navigation by extrapolation of geomagnetic cues in a migratory songbird. Current Biology. (https://doi.org/10.1016/j.cub.2021.01.051) SUMMARY:
  3. RafaelMatias

    Birds of the World online (Cornell/ebird): free full access during 4 days, starting today

    As the title says. Just received a message from Cornell/ebird: As I haven't seen this mentioned here before here's a heads up. Cheers
  4. RafaelMatias

    Interesting hybrid Eurasian x Red-knobbed Coot, Portugal

    Just reported from Azambuja (Lisbon). The ID seems obvious, but I still thought it would be interesting to show as it is an impressive bird. Fotos here: https://ebird.org/checklist/S80787094 For your records Jörn!
  5. RafaelMatias

    The status and distribution of the Masked Finfoot Heliopais personatus—Asia’s next avian extinction?

    Full text HERE. Would a captive breeding programme be too early to be implemented? When then?
  6. RafaelMatias

    Black-browed Albatrosses and probable disease-related chick mortality

    Francesco Ventura, José Pedro Granadeiro, Rafael Matias & Paulo Catry 2021. Spatial and temporal aggregation of albatross chick mortality events in the Falklands suggests a role for an unidentified infectious disease. Polar Biology (online first). https://doi.org/10.1007/s00300-020-02797-x...
  7. RafaelMatias

    African Butterfly Database: new website

    From AfricanBirding yahoo group: It looks very interesting: https://www.abdb-africa.org/
  8. RafaelMatias

    Cornell Lab FeederWatch Cam at Sapsucker Woods, NY, USA

    I thought this could be interesting for people spending a lot of time at home in these times we live in. Feeder Cam: https://www.youtube.com/watch?v=N609loYkFJo Among the birds present there were a Pileated Woody, Blue Jay, Black-capped Chickadee, American Goldfinch and a Canada Goose on the...
  9. RafaelMatias

    Blue-winged Pittas in (sub)urban settings

    I wasn't quite sure where to post this, but thought some would like to see the photos (in Singapore): https://besgroup.org/2019/11/20/blue-winged-pitta-ended-up-in-commonwealth-secondary-school/
  10. RafaelMatias

    possible hybrid passerine (juv.), Dec 2019, Southern Portugal

    Hello all, just found these 2 photos of a puzzling juvenile finch posted in a flickr photo group (I didn't see this bird) and thought it would be interesting to discuss them here; these were taken 8th December 2019 on Southern Portugal (this bird is not in captivity)...
  11. RafaelMatias

    Brown Bear in NE Portugal, the first in the country since the 19th century

    Not a lot written in English language about this yet (lots in Portuguese though, with plenty of errors as expected): https://www.portugalresident.com/2019/05/09/brown-bear-confirmed-in-portugal-176-years-since-last-one-died/ A lone wandering Brown Bear (potentially an immature male) has just...
  12. RafaelMatias

    Indian BIRDS Monographs 1: The birds of the Delhi area: An annotated checklist

    Just published online: Vyas, S., 2019. The birds of the Delhi area: An annotated checklist. Indian BIRDS Monographs 1: 1–128. PDF
  13. RafaelMatias

    Hybrid Egyptian Goose x Upland Goose?

    Hello all, this strange goose (click here please) was photographed somewhere in Portugal (location not stated, but I believe I know where*), I think yesterday, and it doesn't match any known species; also not my photo. I strongly suspect this is a hybrid Egyptian Goose x Upland Goose (juvenile)...
  14. RafaelMatias

    Jumping Spiders Produce Milk to Feed Their Young

    Just amazingly surprising: Jumping Spiders Produce Milk to Feed Their Young Original paper here (30 Nov 2018): Chen et al. 2018. Prolonged milk provisioning in a jumping spider. Science 362 (6418): 1052-1055. DOI: 10.1126/science.aat3692
  15. RafaelMatias

    First breeding site for Hornby's Storm Petrel (Oceanodroma hornbyi) found

    At last, a first breeding site for Hornby's Storm Petrel Oceanodroma hornbyi was found. It's on the Atacama desert, as previously suspected. First Breeding Site Record of Hornby's Storm Petrel Oceanodroma hornbyi in the Atacama Desert, Chile Abstract: Hornby's Storm Petrel Oceanodroma hornbyi...
  16. RafaelMatias

    World's last male northern white rhino dies

    This is beyond sad news: https://www.reuters.com/article/us-kenya-rhino/worlds-last-male-northern-white-rhino-dies-idUSKBN1GW0IT
  17. RafaelMatias

    Live Cornell Lab Panama webcam: Canopy Lodge

    https://youtu.be/hHX9l2cvw-E Clay-coloured Thrushes are taking over right now, but various Tanagers and Euphonias have showed up during the last minutes... Enjoy!
  18. RafaelMatias

    Ian Lewington doing his thing

    I thought some of you would enjoy seeing this, if you haven't yet. I personally thought the original plates would be larger. https://twitter.com/BBCSpringwatch/status/925350945374031872
  19. RafaelMatias

    Forest fire hits Doñana National Park

    Very sad news indeed: https://www.euroweeklynews.com/3.0.15/news/on-euro-weekly-news/spain-news-in-english/144857-huge-wild-fire-threatens-do%C3%B1ana-national-park-in-huelva-as-hundreds-evacuated...
  20. RafaelMatias

    BirdLife Seabird Tracking Database

    Still work in progress, with included data mostly restricted to British Antarctic Survey projects, but already a great tool! Enjoy. http://seabirdtracking.org/mapper/
  21. RafaelMatias

    Leopardus guttulus: a new species of Neotropical cat?

    Trigo et al. 2013. Molecular Data Reveal Complex Hybridization and a Cryptic Species of Neotropical Wild Cat. Current Biology Direct PDF
  22. RafaelMatias

    Handbook of Australian, New Zealand and Antarctic Birds

    Now available online (free): see http://blog.tepapa.govt.nz/2013/11/19/hanzab-is-now-on-nz-birds-online/ HANZAB is accessible through: http://www.nzbirdsonline.org.nz/ (search any species name and then on the bottom right hand side of that species page select HANZAB for the respective...
  23. RafaelMatias

    Rafael Matias: illustrations, drawings and field sketches

    Hi all, I thought it could be a nice idea to start a thread to share some of my artwork, both published and unpublished stuff. I'll start with a Red-necked Nightjar and a singing Serin, from 2007 (both gouache on paper), published in the Atlas of breeding birds in Portugal (2008). Thank you for...