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Show UTAH ACADEMY OF SCIENCES MEETING Opening Lecture Delivered by Dr. Titus of the Agri-cultural Agri-cultural College. H FLETCHER ALSO HEARD Convention Will Come to Close This Evening; Pro-gramme Pro-gramme Interesting. Dr. E. G. Titus, entomologist of the Agricultural college of Utah, opened the programme of the soventh annual eon-ventlon eon-ventlon of the Utah Academy of Sciences, in the chemistry lecture room of the University of Utah last evening- with a lecture. The subject of Hie lecture was "Community Life Among Insects," and Dr. Titus said In part: Community llfo utis designated as lift; when the species of Insects In all its various stages was more or less dependent on other members of the same community or colony. The two iiDtahlc examples anions Insects are the honey and humble bees and the Wasp commuultlcH exist only dur-ing dur-ing the duration of the younger stages, some caterpillars arc grcgu-j grcgu-j rlous as larvae, feeding side by side on the same leaf. A plant may har-hor har-hor hundreds of young, or of adults of some one species of Insect, hul none of these can be considered as more than jui attoinpL at community life, that Is, there Ik no real Inter-dependence Inter-dependence present. Lives of Insects. Tlie life of the honey heu Is well known, that of the humble bee more or less so, but though many wonder at the activity of ants, relatively few persons have really spent the time necessarv to understand something of the wonderful development of habits III this group. Colonies of ants, bees and wasps are more or leys permanent families of females, the male being rather an Intruder. Among the females we thus have the labors of the colony divided, and this has. especially In the ants, resulted in the many and vu-rlcd vu-rlcd forms Icuown as queens, workers, j soldiers ;mrl so forth. Indeed, In the ants we have been able to separate no less than twenty--even different forms, t.ie majority of these (twenty) being females more or let;? completely developed. Winged and wingless females, eyed and eye-less eye-less queens, ordinary workers, nurse, noldlcrs, workers acting as storc-houses storc-houses and food may here be found. Dr. Fletcher Talks. Following Dr. Tims came Dr. Harvey Fletcher, who spoke on "The Question of Valency In Caseous Ionization," a toch-nltal toch-nltal subject dealing with the formation of the smallest particles known to sclon-lists sclon-lists us gaseous forms. This was pro-Ojselv pro-Ojselv lllustnitcd with liagrams dctnil-ing dctnil-ing In figures the results arrived at, but both the subject and the deductions were of such a deep character as to be Intor-i Intor-i sting only to savants. The public is cordially invited to be present at the remainder of t'.ic conven-lion, conven-lion, which will hold three sessions to-du. to-du. The officers are: ('resident, 1-2. a. Titus. Logan. First vice president, A. A. Knowlton, Salt Lake City. Second vice president, W. D. Ncal, Salt Lake City. Secretary. A. O. Garrett. Salt Lake Treasurer, II, A, Horry mun. Bountiful. Councilors Marcus "E. Joiie.-. Salt Lake t.t: Harvey rietchor, i'rovo; Joseph Peterson. Salt Lake City. Past presidents Ira. D. Canllff. Pull-man. Pull-man. Wash.: W. C. Ehaiigh. Salt Lake On; F fj. Kail. Logan; C. T. Vorhlcs. Salt l.akc City; A. O. Garrett, Salt Lake |