Small Tortoiseshell (Aglais urticae)

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2011 photos highlighted in green. Click on any photo to go to an enlarged picture, or simply scroll down the page.

25524_male_Alpes-Maritimes_08Jun11 25634_male_Alpes-Maritimes_10Jun11

Urticae used to be very common, but seems noticeably less so in the last decade or two. One of my most vivid childhood memories is of urticae covering pink ice plants in local gardens. I have encountered urticae at very high altitudes of 2000m plus and with temperatures as low as 12C, when it has been the only butterfly on the wing (perhaps not surprisingly). Interestingly, urticae has much the same blue marginal marks the Camberwell Beauty (Nymphalis antiopa).

It occurs throughout France but is described by the Lafranchis France book as rare in the south-east and the Mediterranean region. I would concur with this, hence the lack of photographic opportunities.

 

In the UK, there has been a dramatic decline in the numbers and this has been the subject of considerable research in recent years to determine the cause. It is believed to be because of attacks by a tiny parasitic fly, Sturmia bella.

ref

sex

observations

alt. m

25524

M I suspect this is a male on the basis of the end of the abdomen and the body length, but the sexes of many vanessids are very similar.

1320

25634

F I am guessing that this is a male in that it is taking salts rather than moisture.

1400

 

25524_male_Alpes-Maritimes_08Jun11

 

25634_male_Alpes-Maritimes_10Jun11