Show BIRDS BUILD incubators marvelous Marvelo in intelligence telli gence shown by the tha mound ballder Bul lder in malaya some birds ovon even depart from ali custom of their class and build incubators in ili order to butch batch their eget without the trouble or of brooding tho mound builders hut huil ldora ders deposit their eggs 1 in n a hugo huge pile composed of dirt dead leaves eaves dry sticks and other debris of the woods seeing one tor for tho the first time in ili a malayan forest tho the traveler takes it for a were mere heap of rubbish and la Is surprised when hla his native guide proceeds to 0 o burrow into it in quest of eggs blut when the searcher after removing the top lay ers bra uncovers a clutch of eggs or a lively little chick fully feathered and able to fly the secret Is out the brushwood title pile nilst surely be an incubator cu bator these birds have surely bull bullied ded better than thoy they knew it Is easy for us to see that the mound acts like a gardeners hotbed the slow fomentation fermentation of the vegetable rubbish heats it from within tile the tropical sun bun from without the ille clini climate ito of choir habitat Is IB equable the difference between tho the night tin and day tempera dilrea Is squall the rhe evaporation vapor atlon oration that follows n heavy fall of rain reduces the tein peri i t tire ovell even in tho the tropics hut but tho the birds lily lay only in the dry scabon the mound la Is loosely put together thus air Is admitted to 0 o ventilate tho the eggs and light enough to put the newly born clil chicken clen on the track of tho the outside world tha thal mound Is in ili fact in an incubator in the rough adapted to the needs of birds living in a warm climate |