Sentences with phrase «of juvenile rats»
Accordingly, we feel justified in cautiously advancing and empirically cultivating the theoretical possibility that there is some kind of an ancestral relationship between the playful chirps of juvenile rats and infantile human laughter.
https://www.scientificamerican.com/ Not exact matches
But the behavior of adolescent rats is not simply the result of their being bigger than juveniles.
Aside from anecdotes, we know very little about nonhuman primate laughter and humor, but some of the most significant findings to emerge in comparative science over the past decade have involved the unexpected discovery that rats — particularly juvenile rats — laugh.
Sergio Pellis at the University of Lethbridge in Alberta, Canada, put juvenile rats in cages that allowed them to sniff, groom and interact with others, but not to engage in rough - and - tumble play.
Among health issues that some advocates have linked to chemical exposures: early pubescence in girls (BPA hastens the onset of pubescence in juvenile rats); asthma (car and truck exhaust can induce or worsen lung inflammation), and genital malformation (phthalates have been linked to lower sperm count and deformed penises in rats).
This is in agreement with findings in juvenile male and female rats with low levels of gonadal hormones.
Vasopressin regulates social recognition in juvenile and adult rats of both sexes, but in sex - and age - specific ways.
Sexually dimorphic effects of a prenatal immune challenge on social play and vasopressin expression in juvenile rats.
We induced local inflammation in juvenile and adult rats that had been fed a 6.6:1 ketogenic diet for three weeks.22 Inflammation was produced by subcutaneous injection of complete Freund's adjuvant into one hindpaw.
The effects of a ketogenic diet on behavioral outcome after controlled cortical impact injury in the juvenile and adult rat.
Other works like «Dark Stuff» (below) are mind - boggling in their eclectic choice of materials, edging on almost grotesque — 189 mummified animals, consisting of 67 field mice, 5 adult rats, 42 juvenile rats, 44 garden shrews, 1 fox, 1 squirrel, 1 weasel, 13 carrion crows, 7 jackdaws, 1 blackbird, 1 sparrow, 1 robin, 1 toad, 1 gecko, 3 garden snail shells.