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The greatest diversity of killer whale forms–or possible (sub)species – is in the Antarctic. One reason may be because killer whales originated in, or near, the Antarctic, which would also explain their large size - an example of Bergmann’s rule... continue reading
Are male killer whale (Orcinus orca) dorsal fins indicators of fitness?
The females of many animals may assess the fitness and health of males via displays or physical features, such as the tail of a peacock [http://en.wikipedia.org/wiki/Signalling_theory]. Physical features may be a “handicap” that fit males can... continue reading
How friendships evolve: being alike may matter more than being related
A half century ago, Hamilton (1964) attempted to explain the conditions surrounding the evolution of social behaviours. To enhance direct and indirect fitness individuals should adapt their behaviours towards conspecifics based on the degree of... continue reading
Intelligent motion detecting and monitoring system
The concept deals with an “Intelligent motion detecting system” that monitors all the events taking place in a particular area. The system tracks the motion and sends alerts to the owner of that device in case of any unexpected event taking place... continue reading
Hospital acquired infections, mostly due to multi-drug resistant bacteria or “superbugs” are a growing concern and affects millions of patients every year worldwide. There is an urgent need to find novel treatment to improve the care of the... continue reading
Using remote sensing data in ecological niche models to forecast species' extinction risks
Traditionally, Ecological Niche Models (ENMs) are calculated with variables from long temporal data series, representing averaged weather conditions, and probably hiding current trends originated from the current environment. Satellite imagery can... continue reading
Is exogenous insulin inevitable for diabetics?
Endogenous insulin production ceases with the loss of pancreatic islet β-cells, caused by autoimmune antibodies 1, [2,... continue reading
Revisiting Teleogical Planning: Predictive vs Normative Thinking
Teleological Planning is associated with the communist and socialist planning fiasco. However, the flaw does not rely on assuming that planning is a teleological activity. The flaw resides on assuming that the government is the sole planner (or... continue reading
ImpL2 homolog Peroxidasin as an active participant in human neoplasm.
Rationalizing on the work published by Young Kwon et al Cell could peroxidasin play an active role in cancer via pathways of insulin/IGF signaling? Peroxidasin is cited... continue reading
Entrepreneurial Competitions to Control Invasive Species
Commercializing certain invasive species creates business opportunities while controlling harmful populations, if it respects population biology(1). To exert effective control, harvest efforts must outstrip a population’s reproductive potential... continue reading
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