The Mountain Apollo

Parnassius apollo pyrenaicus – Papilionidae – Parnassius The Apollo’s mating plug or Sphragis is visible on the photo below: It is particular to the females of this lepidoptera family.It is deposited by a male into the female genital tract and later hardens into a plug assuring the male that only his sperm cells will fertilize […]

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Short-toed Eagles

There is a very interesting paper written by members of Fundación Migres here in Andalucía, entitled ‘Autumn Migration of Juvenile Short-Toed Eagles Circaetus gallicus from Southeastern Spain’. Onset, duration and routes of migration differed between the two individuals, but both eventually settled in approximately the same area (c. 170 km apart). The wintering grounds were […]

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