The Behavioural Biology of Dogs by Per Jensen

By Per Jensen

Written by way of specialists in several parts, this ebook offers an updated account of the behavioral biology of canine.

Split in 3 components, the booklet addresses the categorical elements of behavioral biology. the 1st half offers with the evolution and improvement of the puppy, while the subsequent half bargains with simple features of puppy habit. the ultimate half emphasizes at the behavioral difficulties, their prevention and therapy.

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133) 6. Medulla fragmental (Fig. 7 Medulla compound (Fig. 14 7. Medulla fragmental type a (Fig. Castor canadensis (Fig. 121) Medulla fragmental but not type a (Fig. 8 8. Medulla fragmental type b (Fig. 9 Medulla fragmental type c (Fig. 11 9. Liomys irroratus (Fig. 10 10. Ammospermophilus interpres (Fig. Erethizon dorsatum (Fig. 153) 11. Scales flattened (Fig. Spermophilus variegatus (Fig. 12 12. Scales acuminate (Fig. 13 Scales elongate (Fig. Sigmodon ochrognathus (Fig. 142) 60 Special Publications, Museum of Texas Tech University 13.

Cervus elaphus – Elk (SHM 975) Medulla continuous, nodose type b, unordered and undisturbed, not rounded, and occupies 1/2 of shaft. Cuticula imbricate, crenate, scales not smooth, rows uneven. Midshaft dia. 175μm. Figure 81. Medulla (left) and cuticula (right) of Cervus elaphus. 54 Special Publications, Museum of Texas Tech University Odocoileus hemionus - Mule Deer (SHM 362) Medulla continuous, nodose type b, unordered and undisturbed, rounded, and occupies 1/2 of shaft. Cuticula imbricate, crenate, smooth scales, mosaic, “elephant skin” pattern.

Herpailurus yaguarondi - Jaguarundi (ASNHC 3891) Medulla continuous, nodose type a, vacuolated, occupies entire shaft. Cuticula imbricate, flattened, smooth and small scales. Midshaft dia. 134μm. Figure 72. Medulla (left) and cuticula (right) of Herpailurus yaguarondi. Debelica and Thies—Atlas and Key of Terrestrial Texas Mammal Hair 47 Lynx rufus - Bobcat (SHM 246) Medulla continuous, nodose type a, vacuolated, occupies entire shaft. Cuticula imbricate, flattened, with wavy scales and rows. Midshaft dia.

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