Ants, bees, and wasps : a record of observations on the habits of the social Hymenoptera . 260 THE SENSE OF again, as shown in Fig. 22; she returned after the usual interval, and weut again straight to a ; then, after some wanderings, to /, andat length, but onlyafter a lapse of 2tminutes, found thefood at g. These ex-periments were re-peated more than once,and always with simi-lar results. I thenvaried matters by re-moving the bricks,which, however, did notseem to make any dif-ference to the ants. I then accustomedsome ants (Lasius ni- ger) to go to and fro over a wooden bridge, 6


Ants, bees, and wasps : a record of observations on the habits of the social Hymenoptera . 260 THE SENSE OF again, as shown in Fig. 22; she returned after the usual interval, and weut again straight to a ; then, after some wanderings, to /, andat length, but onlyafter a lapse of 2tminutes, found thefood at g. These ex-periments were re-peated more than once,and always with simi-lar results. I thenvaried matters by re-moving the bricks,which, however, did notseem to make any dif-ference to the ants. I then accustomedsome ants (Lasius ni- ger) to go to and fro over a wooden bridge, 6,c (Fig. 23), to some food. Fig. 23-5— <:^ Fig. 22. S \^ S^ S^ f ^^ g When they had got quite accustomed to the way, Iwatched when an ant was on the bridge and then turnedit round, so that the end 6 was at c, and c at 6. Inmoat cases the ant immediately turned round also; buteven if she went on to 6 or c, as the case may be, as £XP£BIM£NT8. 261 soon as she came to the end of the bridge she turnedround. I then modified the arrangement, placing betweenthe nest and the food three similar pieces of w


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Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectbees, bookyear1915