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                   those who migrate both ways as explained earlier in the   *  or more interesting & challenging found a more sophisticated (&                                                                                     3                     21603-BRACHA-PARPAR - 21603-BRACHA-PARPAR | 10 - A | 22-01-02 | 12:34:18 | SR:-- | Cyan
                   parag. So, like the Monarchs first fly northwards to their   simple?) way to carry out point to point navigation without these two                                 3
                   northbound summer visit and their offspring have the   “crucial” systems!).
                   “built-in” data to find the way back to their overwintering
                   sites. I find it more complicated and challenging because:   7UDFLQJ RULJLQ RI PLJUDWLRQ WR 6 /HYDQW  During the third
                   a) only seldom the Red Admirals fly in swarms and the   International Congress on Middle Eastern Butterflies
                   usual practice are “wise & knowledgeable” singletons   (Steinhardt Museum of Natural History, Tel Aviv 31.5-
                   that “know” where to go in spring northwards and in the   2.6.2018). Gerard Talavera (CSIC-UPF, Barcelona, Spain)
                   autumn find their family overwintering spotty sites in C &   presented a new technique of using pollen found on
                   S Levant. b) if the Levantines breed both places/in the   bodies of migrating specimens to detect its origin. In
                   south and in the north the epigenetics chains are longer   correspondence with DB he added: “Although it may
                   but they still manage to transfer the GPS locations of all   seems intuitive that pollen is not retain at long term, we
                   their breeding sites as well as the flight plan to go there       have found cases of pollen presence from very distant
                   – fig. 2 presents the suggested movements of V. atalanta   regions”. In 2018 autumn DB and Evyatar Feingold
                   between the Levant and C & S Europe both ways. There is   collected early arriving atalanta specimens in Sde-Boker   10
                   still a lot of research to be done to fully understand this   C Negev Israel. These specimens were sent to Barcelona
                   challenging phenomenon and DB hopes that he made the   and were analyzed but “although some pollen reads
                   first right step to uncover atalanta’s secrets.    were there, these are not conclusive”; it seems that we
                                                                      were not careful enough in trying to preserve its carry-on
                               Northbound  in S & C Europe            pollen. But it is also possible that these specimens may
                                                                      have arrived earlier and lost their original pollen during
                                                                      daily flight activity in this overwintering site.
                                      new brood
                                      return specimens                So far, we still did not applicate the stable isotope
                                     larvae                           technique to find the origin of autumn’s southbound                                                         © Yehiel Oknin                              © Yehiel Oknin
                                                                      arrivals to the Levant.


                                                                      %LRORJ\
                                                                      )OLJKW  SHULRG  In the Levant,  atalanta is regarded as
                                Southbound in S Levant                a species of the autumn, winter and spring months. A
                     Fig.2 - northbound and southband migrations of the Red Admiral and its    northerly migration in spring appears to be the norm, with
                                offspring - epigenetics at its best.      returning adults appearing from late September. In most                                                                                            © Dubi Benyamini
                                                                      areas of the Levant, the main flight activity is seen between
                   &RUUHVSRQGLQJ  ZLWK  (YD  <DEORQFD  the first author of
                   Evolution in Four Dimensions (Yablonka & Lamb, revised   February and April/May, following spring breeding; SL-
                   ed. 2014). She suggested to DB other possible solutions:   2000 m all year round in Hatay (Atahan et al., 2018: 51);
                   a. Returning Admirals can sense hostplants that were   “January and February possibly hibernating specimens…
                   used a year earlier and lay eggs there again.      appear on the coast and at middle heights” in Lebanon
                   E  If returning adults are attracted to hostplants that were   and later in summer they are “restricted to the hills”
                   in use the previous year and land on them it does not   (Larsen, 1974: 116); In N Jordan single specimens were
                   prove that they are ancestors of previous year visitors. But   collected in April, May, June and November, December                                          © Leah Benyamini          © Leah Benyamini   © Dubi Benyamini
                   if we can prove that they are offspring of the individuals   (Katbeh-Bader et al., 2003); In Egypt Larsen recorded a
                   that visited the same plant a year earlier, it suggests that   specimen in March 1987 in the Siwa oasis, western desert                         4 4 4 4 4                       5                                5 5 5
                   epigenetic inheritance is involved in finding LHP’s exact   and mention a record from August in Cairo (Larsen, 1990:
                   location.                                          56), A larva was found in January by Andres in “Nasseln”
                   F  We should find a “non-destructive” way to prove (DNA)   (the Nile Delta ?) (Andres & Seitz, 1923). However, the
                   family linkage of local yearly returning adults (son, father,   most southern records of overwintering specimens,
                   grandfather etc.)                                  in its limit of distribution, were observed by DB around
                   G  In the 4th parag. of her book; The Epigenetic Inheritance   Santa-Katarina and wadi Jibal, 1600-2000 m, S Sinai at
                   Systems (EIS) we can find partial explanations how cell   latitude 28°32’10’’ N (Deir el-Arbain Monastery) between
                   can remember and transmitte knowledge to their progeny.   September and November; no less than 330 km SE of                              © Dubi Benyamini                © Dubi Benyamini                 © Dubi Benyamini
                   Even if epigenetic inherence is involved, this will only   Cairo (Benyamini, 1984) – illustr. 8; 2029-2400 m at Al-
                   partially explain the Red Admiral’s annual behavior. The   Lazzab reserve, Syrian Anti-Lebanon (Zarikian & Ghrejyan,                                                                                             6 6
                   mechanisms underlying this migratory behavior are poorly   2018).
                   understood.
                   In 2019 Merlin & Liedvogel (Texas A & M Univ., USA   /LIH KLVWRU\  univoltine. A single egg is laid on the leaves
                   & Max Planck Inst. for Evolutionary Biology. Plön,   of the hostplant. The eggs are 0.8 mm in height, green
                   Germany) summarized their current knowledge on the   with 10 vertical ribs; egg colour changes to black before
                   genetics and epigenetics of butterflies migration and   hatching. The emerging larva is 1.6 mm long, hairy, green
                   orientation. Unfortunately they did not point out to the real   with a black head. The eggshell is not consumed, the larva
                   problematic lack of knowledge of “GPS” locations* and   moving immediately to the base of a leaf where it forms
                   “Computer navigation flight plan”* of the migrants that   a shelter by drawing together the edges of a young leaf.
                   keep arriving precisely on time to their exact summer and   Such “tents” are constructed during all instars. The mature
                   winter biotopes, keeping their secrets from us in the 21st   larva is 35 mm in length, spiky, usually black-grey with a
                   Anthropocene century.                              broken yellowish-white line on the sides. The pupa is 23                                                                                               © Dubi Benyamini
                                                                      mm long, light grey to brown with metallic golden spots

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           2Butterflies of the Levant danaidae satyridae.indd   160                                            12/30/2021   4:27:44 PM  2Butterflies of the Levant danaidae satyridae.indd   145                                   12/30/2021   4:27:07 PM
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