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Feeding the Mountain Chickens: Livefood update


A quick video update for you all on how we are getting along with the rearing of our native and endemic livefood, ready for the mountain chickens return to Montserrat!

Many of these species have never been reared in captivity, let alone at the high densities we are looking to achieve to feed all of the frogs coming over later in the project. This brings with it its own challenges as many aspects of the husbandry are somewhat the result of a little trial and error.

Our cockroach population was by far the hardest to initially aclimatise to the captive environment, with many of them dying off as quickly as we could catch them, as you can see now though they are doing very well!

The crickets are another entity altogether! Initially they had been thriving in our custom made breeding bins, with just a small founding population of three adults giving birth to over 500 young! This swarming mass of baby crickets was what I was expecting to show you in this video, however you can see there are far fewer then 500! Just the night before we had a mass die out of the young offspring (I edited out my shocked pause when Cheska turns over the egg carton). Having reviewed our process we believe it may have been caused by a rapid increase in local temperature and humidity the previous day, or could have been the result of a very low residual level of insecticide on some shop bought veggies they'd been fed that same day.

That being said we are firm believers that the largest part of the learning process is being able to learn from your mistakes and with that in mind we have already detoxed all of the infected containers, recruited more wild caught adults and are well on our way to another batch of babies. We also have the survivors from this incident, who could prove particularly valuable to the gene pool as they clearly possess a higher level of tolerance/resistance then their deceased siblings. The higher tolerance levels will certainly come in handy when breeding in high densities.

It seems the saying is true... "every cloud has a silver lining"

1 comments

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  • Neil How
    Neil HowBacker
    When I was living in Montserrat, all you had to do to breed roaches was buy a cardboard case of beer from one of the supermarkets, leave in the house and within a few days - a houseful !!!
    Oct 19, 2018
  • Luke Alexander Jones
    Luke Alexander JonesResearcher
    Hmmmm I'll have to give that technique a try!! As of yet none of my beer crates have started spawning roaches. One thing that's worth mentioning is that the roaches we are breeding are either regional or island endemics, rather then the hardier invasive species you tend to find in built up areas and housing, such as the American or German cockroach. This is so that when we release them into the environment at the mountain chicken release site we will actually be helping to support a native local invertebrate species rather then compounding any issues associated with the introduced invasive "pest" species. The cockroaches you can see in this video were actually captured in fairy walk and can be found wild throughout the centre hills nature reserve. They appear to be a little less hardy and well adapted to intensive breeding in high densities, which is actually where their invasive counter parts thrive, so a lot of this process involves understanding their limitations and husbandry needs, whilst also breeding resilience within the colony so that they will be better suited to the higher density living conditions we are aiming to breed them at.
    Oct 19, 2018
  • Neil How
    Neil HowBacker
    Makes sense. Is there a link to the species you are breeding online, please?
    Oct 19, 2018
  • Luke Alexander Jones
    Luke Alexander JonesResearcher
    Hi Neil, Unfortunately the only online evidence for the species I've found online to date is that which we have uploaded though our media channels, although I do recall a very fuzzy picture of a similar species believed to be an unidentified island endemic on St. Kitts, which may actually suggest that they could be a Lesser Antilles native. They have some rather unusual characteristics for a cockroach including bright orange banding across the thorax and a sweet lemony/citronella smell which they secrete when disturbed, likely as a predator avoidance strategy.
    Apr 24, 2019

About This Project

No project has successfully managed the impact of introduced chytrid fungus on a amphibian population in the wild. Our project targets a Critically Endangered amphibian population, that has previously been decimated by the chytrid fungus, and asks 'can environmental manipulation prove an effective method of enabling the mountain chicken frog to survive in the wild in the face of this disease?'. If successful our methods could be used to manage populations threatened by chytrid fungus globally.

Blast off!

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