![Beginners' Zoology . Fig. 306.—Position of LungsAND Air Sacs (Pigeon). Tr, windpipe; P, lungs; Lm, sacunder clavicle with prolongation(Ui) into humerus; La, sacs inabdomen. BIRDS i6s. Fig. 307. — Position of Beginners' Zoology . Fig. 306.—Position of LungsAND Air Sacs (Pigeon). Tr, windpipe; P, lungs; Lm, sacunder clavicle with prolongation(Ui) into humerus; La, sacs inabdomen. BIRDS i6s. Fig. 307. — Position of](https://c8.alamy.com/comp/2CE4TXT/beginners-zoology-fig-306position-of-lungsand-air-sacs-pigeon-tr-windpipe-p-lungs-lm-sacunder-clavicle-with-prolongationui-into-humerus-la-sacs-inabdomen-birds-i6s-fig-307-position-of-vocalcorus-fr-of-mammal-and-bird-question-does-a-fowl-ever-croak-afterits-head-and-part-of-its-neck-are-cut-offexplain-or-less-in-proportion-to-its-weight-than-an-animal-thatlives-on-the-ground-are-the-vocal-chords-of-a-birdhigher-or-lower-in-the-wind-pipe-than-those-of-a-manfig-307-the-heart-of-a-bird-hke-amans-heart-has-four-cham-bers-hence-it-keeps-thepurified-blo-2CE4TXT.jpg)
Beginners' Zoology . Fig. 306.—Position of LungsAND Air Sacs (Pigeon). Tr, windpipe; P, lungs; Lm, sacunder clavicle with prolongation(Ui) into humerus; La, sacs inabdomen. BIRDS i6s. Fig. 307. — Position of
![Elements of zoology, to accompany the field and laboratory study of animals. Zoology. 3o4 ZOOLOGY. purified, and the pure blood in the ventricle, mingled with some venous blood, goes to the Elements of zoology, to accompany the field and laboratory study of animals. Zoology. 3o4 ZOOLOGY. purified, and the pure blood in the ventricle, mingled with some venous blood, goes to the](https://c8.alamy.com/comp/RDHC3C/elements-of-zoology-to-accompany-the-field-and-laboratory-study-of-animals-zoology-3o4-zoology-purified-and-the-pure-blood-in-the-ventricle-mingled-with-some-venous-blood-goes-to-the-aortas-rao-lao-and-so-on-to-the-trunk-and-head-thus-in-the-turtles-the-body-receives-a-little-impure-blood-and-this-fact-results-in-keeping-down-the-temperature-of-the-body-the-organs-of-respiration-are-a-pair-of-large-lungs-these-show-a-great-advance-over-those-of-the-frog-since-they-are-not-mere-sacs-but-contain-many-lobules-as-the-body-is-encased-in-an-inflexible-shell-the-lungs-cannot-be-RDHC3C.jpg)
Elements of zoology, to accompany the field and laboratory study of animals. Zoology. 3o4 ZOOLOGY. purified, and the pure blood in the ventricle, mingled with some venous blood, goes to the
![A manual of elementary zoology . Zoology. THE PIGEON 413 which there are altogether nine, named, from behind forwards, the abdominals, posterior thoracics, anterior thoracics, cervicals, and interclavicular. Certain of the A manual of elementary zoology . Zoology. THE PIGEON 413 which there are altogether nine, named, from behind forwards, the abdominals, posterior thoracics, anterior thoracics, cervicals, and interclavicular. Certain of the](https://c8.alamy.com/comp/RDHC7H/a-manual-of-elementary-zoology-zoology-the-pigeon-413-which-there-are-altogether-nine-named-from-behind-forwards-the-abdominals-posterior-thoracics-anterior-thoracics-cervicals-and-interclavicular-certain-of-the-air-sacs-are-connected-with-air-spaces-in-the-bones-this-arrangement-adds-somewhat-to-the-lightness-of-the-fig-303the-urogenital-organs-of-a-female-pigeon-from-thomson-at-kidney-metanephros-with-three-lobes-ureter-cl-cloaca-ov-ovary-odt-oviduct-ft-funnel-at-end-of-oviduct-rrod-rudimentary-right-oviduct-please-note-that-these-images-are-RDHC7H.jpg)
A manual of elementary zoology . Zoology. THE PIGEON 413 which there are altogether nine, named, from behind forwards, the abdominals, posterior thoracics, anterior thoracics, cervicals, and interclavicular. Certain of the
Eric Topol on Twitter: "The fatal 2nd phase of #COVID19 and its underpinning via blood vessel attack https://t.co/z7xm6mHXVP by @cmatacic @NewsfromScience @ScienceMagazine w/ @ScienceVisuals https://t.co/blJGsLmxss" / Twitter
![I need help. Replacements, swaps, switches, etc.? Upvote ideas you agree with :) [Rebel Impure and Chaotic Good in particular I'm not too confident about lol] : r/AlignmentCharts I need help. Replacements, swaps, switches, etc.? Upvote ideas you agree with :) [Rebel Impure and Chaotic Good in particular I'm not too confident about lol] : r/AlignmentCharts](https://i.redd.it/q25rnblg1le71.png)