Background Commercial viewing and swimming with dusky dolphins (Lagenorhynchus
obscurus) near Kaikoura, New Zealand began in the late 1980s and researchers have …

Multi-sensor biologgers are a powerful method for studying individual behaviors of free-
ranging species, yet the challenges of attaching non-invasive biologgers to agile, fast …

Image processing using traditional photogrammetric methods is a labor‐intensive process.
The collection of photogrammetry images during aerial surveys is expanding rapidly …

Abstract The Kerguelen Plateau in the south-eastern Indian Ocean is one of the most
isolated and understudied regions on earth. As part of the Kerguelen Plateau Drifts project …

Comparisons of skull shape between closely related species can provide information on the
role that phylogeny and function play in cranial evolution. We used 3D‐anatomical …

Research on the ecology of sympatric dolphins has increased worldwide in recent decades.
However, many dolphin associations such as that between common dolphins (Delphinus …

Among mammals, associations of two or more species are likely to involve taxa that are also
gregarious intraspecifically, such as primates and delphinids. Although these two groups …

Despite logistical challenges that limit direct observations of behavior for some species,
physical scars can provide indirect evidence of aggression. Dusky dolphins …

Cetacean-oriented tourism has experienced rapid growth in the last two decades,
accompanied by increasing concerns about the effects of tourism on target species. Here …

In mammals, lactation can be the most energetically expensive part of the reproductive
cycle. Thus, when energy needs are compromised due to predation risk, environmental …