, 1874-06-13

! Il brush At ono nrH. ThtH would hold
n drop or two. Aftor tho first two or three
smns OF drinking from this fountain, tho sridors
wv sa run i ,ol ia ~ 1o nstalt W" i III, @
ing thoir fora lera a., tlo wbaoi,ono they wot,id
suak 1t dry, bpidora are supposed cnpablo Of
enduring long fasts from food aud drink but,
~ tia1e instance, they woro always reauy to aiake
Ihav wara ~ .a,, unuo ,r n,os r,>,o,
sl,oy would oapturo aomothina % AZ oat % on,coa
bird. rhoy would creep to within an nch Of
their victim; then, standing motionlosa mo-
moht throw tho oody forward tto lenBth OF tlio
dom mfsseS nn H." Hra nfror KY ~ toy III III
| they would rouoat tho attomnt until sl,coossfu
Aftor eating. thoy would clean themselves of
VIII Ereat prooison fifat brushing On on tho body
WI WI ,a1i an n'' " III eicm tG .oRs WIN mo laws
Of dit which they had accumulated in front of
them would be pushed sway with tho fore-loEs.
on one occaHio1. common honso-spitor was
nus @ ~ . tue po1 @ Mltn sel'' ~ was 'hslch emalior
ta,,,s an, 10y. ~ 10y Moao 6lensy a1laM vi ~
{ho ar,,, aa rn5, n,or M 'r0
% sa1 JUL Nois taot''ag .noy mo1e 1ouna IN oaa
S;H,p'psoy toy euwea. III aoosng tns
nonse.s1anet, ona snoy lccogSfen .her Ap.flts ana
item in with W to brrow md hio II thov chosn w,
ut ciszaton had % proSaby 5 % doranseS 'aDsh: ther
,a, ,se tE, .u"Rh .ney o"g oleh IN
~, tney were M irtognlerly constf'ict1d. anu "ero
uo'os osoo iof putpobes ol cohcealmons'
TIE p1ANr"LouHE.
vorsal pest Of vegetation, thriving in eomo pars
~ tts root aton ~ ,onf =, .,n,as4 anor ,,,, nas
us toos' o'oe', VI tosl, ~ n,'noa1 avoly ns.R
piant' 1s ono or tho most extraordinary OF in
aeotB. It is q minute little creature, but mGkos
up in numbers what It lacks in size, It nakos
lin nnoeara,co with tim frat 1onf that c,nnni1a In
H., srr,,,r, ri ,.,,,.. a. saasaa.4taa ...,...
wv op.s' Aa. a,.,c eo"u's IN uore..,'ona untn
INN
The first broods Of tho season, TINT arc matched
from eggs tleuositcd tho previous fail. cousjat,
v;thort n s;ro,o oxcontion of fom,1os ,rInsa
"ss .,.' t',s,,. p, y" y, ,.s ooo ,,- ,"sno
not hntched from eggs, but produced alive, and
nro also exclusively composed OF ro1naIcs.
nounet n famous nntura1;st ~ tbo
o,.l,t.oa.1> oo..,,,,, ..,.. 49,
'4h..s''n os".5, WV n.s<ee ."e
aphldes special object OF study,
obaorYed that oach virgin rant-louso brings
forth, on IN average, about t0u yo,,no,-becon,-
ing tile mother Of, perhaps, fifteen or twonty in
niiigle dny. This rema rkablo Kind of propagn.
tion continues through nino generations, among
which not a malo ap6is is created.
Calculating tho rato ut which tho npinster
aphltlcs multiply, we haYo, at the end Of ton
broods, as tlla progeny of q single louse
1000, 900, 600, 600 young. Prof. Huxley says, ii
commenting on this fact: "I will assume that
al apllis weighs tho one.tlouaandth Of a gran.
which is under the mark. A ouintillion viii, on
thin estimate, weigh quatrillion Of grains, IIo
is very stout mai who weighs 2.ooU, GOO grains
thoy are exposed, contains moro sub
stauce than 5oo,ooo,ooo stout mon, to say
the least moro - than the whole population Of
ton that tho cntiro progeny OF tho plant-louse
surviyes-n circumstance which In reaIity neyor
occurs. Only pair or two Of .plant-lico. out Of
tho enormous number produced in tho couran Of
t{ tara tI1a AnrA
Ie found an the end OF the eoaaon to hayo sur
yivcd tho yicisstndes to which thoy arc exposed.
The lnst brood brought forth 'n the autumn
comprises both males nnd females, which In duo
tiHo arc provided with wings. and pair. The
females then deposit their eggs, and, with tho
death Of themsolves aud their mates, the race
becomes extinct for tho soason.
As soon a6 tho aphiltea nro ishcrod into being,
they plunge their 1oak into tho leaf or twig on
which they crowd, and there romain through
their liyee, loading a purely gnttono,ls exist
cnce. When disturbed they kick and sprawl
about in n. most ludicrous way. sono
times thoy will suspend themselves BY thoir
boaks, and toss their lags about aB II in Il high
fioc; but they tako caro- to continue sucking all
the whflo. In order that they may ont without
coaspg and yet never gorge themselves, they
aro provided with two little tubes on tho end Of
the body, through which tho s,1perabundant tuid
they hnyo taken in ia discharged. In lts pas
sago through tho body it IL turned into sweet
liquor, which,. flowing from tho tubeB drop by
drop, Is called honey dow. 1t 's often go abnnd-
ant aa to cover entirely tho leavca Of the plant
on Which tho lice food. Occasionally It solid,nes
into solid whito sugar.
Anita nro worry fond OF this snccharlne hud
aud so1no species chiefly snbalst Gu 1t. Hence
the aphis has been called tho ants
mi1cl-cow. Tho kindIiost relation Beoms
TO subsiBt between tho two. Tue Stems
cred with loan and hungry ants !, ascending to
a"ant "nSao 4,a' ins @ 's1,ai n, ~ iii. % ~
n"oos !4HNta suo5 liatp o"At!a.ou, Io 't9.to ~
tno aHta eIfe tue apui''os ~ ~ MamtoyAneg' ~ tuo
contrary, tnoy Will o1teh olstlll tno ilulo ifPn