Results 131 to 140 of about 703 (166)
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Group hunting in harbour porpoises (Phocoena phocoena)

Canadian Journal of Zoology, 2021
Cooperative hunting involves individual predators relating in time and space to each other’s actions to more efficiently track down and catch prey. The evolution of advanced cognitive abilities and sociality in animals are strongly associated with cooperative hunting abilities as has been shown in lions, chimpanzees, and dolphins.
Ortiz, Sara Torres; id_orcid 0000-0003-1065-9194   +4 more
openaire   +2 more sources

CLICK COMMUNICATION IN HARBOUR PORPOISESPHOCOENA PHOCOENA

Bioacoustics, 2011
ABSTRACT Sound plays an important role for toothed whales in foraging and communication. However, little is known about acoustic communication in the toothed whale species that only produce narrow band high frequency (NBHF) clicks, such as the harbour porpoise Phocoena phocoena.
Clausen, Karin   +4 more
openaire   +3 more sources

Mycotic Otitis Media in a Harbour Porpoise (Phocoena phocoena)

Journal of Comparative Pathology, 2010
A 9-year-old by-caught harbour porpoise (Phocoena phocoena) was subject to routine post-mortem examination. Major findings included parasitic infection (Stenurus minor) of the left middle ear and severe mycotic infection of the right middle ear. The morphological appearance of the causative organism was consistent with Aspergillus fumigatus.
H, Seibel, A, Beineke, U, Siebert
openaire   +2 more sources

Organochlorine residues in harbour porpoises from Southwest Greenland

Environmental Pollution, 2004
During the 1995 hunting season, 75 harbour porpoises (Phocoena phocoena) were sampled in three locations in West Greenland: Maniitsoq, Nuuk, and Paamiut. Sex, age, morphometrics, reproductive condition, and organochlorine compound (OC) levels in blubber were determined for each individual. OC levels were extremely low and, therefore considered unlikely
Asunción, Borrell   +5 more
openaire   +2 more sources

Prey capture by harbour porpoises

2009
The harbor porpoise (Phocoena phocoena) is a small toothed whale living mostly in coastal waters.  There are large, but unknown, numbers in the inner Danish waters.  Four are in captivity at Fjord & Bælt, Kerteminde, Denmark, one of which was born here in 2007.
Verfuss, Ursula   +3 more
openaire   +1 more source

Intraspecific variation in harbour porpoise cochleae

2019
Data from paper **Intraspecific variation in harbour porpoise (** *Phocoena phocoena* **) cochleae and its implications for comparative studies across odontocetes.** > Martins MCI, Park T, Racicot R, Cooper N. 2020. Intraspecific variation in the cochleae of harbour porpoises *Phocoena phocoena* and its implications for comparative studies across ...
openaire   +1 more source

The Effects Of Different Sounds On The Behaviour Of Harbour Porpoises

1997
No abstracts are to be cited without prior reference to the author.Between 1994 and 1997 acoustic-behavioral studies were conducted in an attempt to discover effective deterring sounds which can be used to reduce harbour porpoise bycatch in gill net fisheries.
Kastelein, Ron A.   +2 more
openaire   +1 more source

Haematology and clinical blood chemistry in harbour porpoises (Phocoena phocoena) from the inner Danish waters

Environment International, 2020
Christian Sonne   +2 more
exaly  

Trends in the maternal investment of harbour porpoises are uncoupled from the dynamics of their primary prey

Proceedings of the Royal Society B: Biological Sciences, 2001
Andrew J Read, A J Read
exaly  

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