PhotoBlog

This site also documents my return to photography, one image a day, one story at a time.

News, Science, Wildlife John Rowell News, Science, Wildlife John Rowell

News - Venomous frogs?

We have long known that some frogs are poisonous, excreting toxins from their skin to deter preditors from snacking on them. However, two are now considered venomous! 

Jared et al. (2015) describe two Brazilian frogs, Greening's frog (Corythomantis greeningi) and Bruno's casque-headed frog (Aparasphenodon brunoi), that don't only produce toxins, but also have spikes...

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Photography, Travel, Wildlife John Rowell Photography, Travel, Wildlife John Rowell

Travel - BRT hills

BRT hills (Biligiriranga Swamy Temple Wildlife Sanctuary), located South-east of Mysore is another Karnataka tiger reserve. I've only been the once  for a couple of wet days during the monsoon nearly 2 years ago. Despite it not being the most prolific of wildlife trips, being in the jungle when it is so lush is such a pleasure, and inexplicably very memorable! :) Low light, mist and clouds, hills, tall undergrowth...  it all adds the the mystic of the jungle.

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Science, Wildlife, Conservation, News John Rowell Science, Wildlife, Conservation, News John Rowell

News - Things get worse for the French wolf

Early this month I posted about a decree by the French ecology and agriculture ministry addressing the concerns of farmers and resulted in relaxed hunting laws for wolfs and increasing the number that could be killed this coming season. The news is not getting any better, with the french government landing on the side of livestocks. [LPO reports]

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Conservation, News, Science John Rowell Conservation, News, Science John Rowell

News - Crowd Sourcing Science

A recent paper by Brewin et al. 2015 in PLOS looks at "the Potential of Surfers to Monitor Environmental Indicators in the Coastal Zone". In short, they demonstrated that by using the abundant surfer population in the south west United Kingdom (UK), they could generate ~40 million data points per year, overcoming the current inadequate sampling methods. This data would be invaluable for costal monitoring and management.

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Gear, Photography, Quick-tips John Rowell Gear, Photography, Quick-tips John Rowell

Macro on the cheap...

Want to try macro photography, but don't have the cash...  well here is an option!

Macro photography is fun...  but a good macro lens is expensive (as all good lenses are). So if you want to try it, but don't have the cash to do it...  just flip your standard lens around...  no, i'm not kidding! 

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