Body mass, brain mass, brain protein concentration and basal metabolic rate of the mammals and birds
| Common name . | Scientific name . | Body mass (g) . | Brain mass (g) . | Brain protein concentration (mg g-1 wet mass) . | BMR* (kcal g-1 day-1) . |
|---|---|---|---|---|---|
| Mammals | |||||
| Mouse | Mus musculus | 37.9±1.1 (16) | 0.47±0.01 (16) | 152±6 (16) | 0.171 |
| Rat | Rattus norvegicus | 281±6 (12) | 1.78±0.03 (12) | 148±4 (12) | 0.100 |
| Sheep | Ovis aries | 38500±1380 (8) | 96±4 (8) | 138±3 (8) | 0.028 |
| Pig | Sus scrofa | 88300±6990 (8) | 81±3 (4) | 131±4 (8) | 0.019 |
| Cow | Bos taurus | 277000±20800 (8) | 311±17 (4) | 126±5 (8) | 0.015 |
| Birds | |||||
| Zebra finch | Taeniopygia guttata | 12.6±0.9 (4) | 0.42±0.01 (4) | 138±2 (4) | 0.370 |
| Sparrow | Passer domesticus | 25.9±0.9 (4) | 0.86±0.03 (4) | 149±2 (4) | 0.278 |
| Starling | Sturnus vulgaris | 75±3 (4) | 1.69±0.06 (4) | 149±3 (4) | 0.260 |
| Currawong | Strepera graculina | 283±19 (4) | 5.38±0.15 (4) | 144±8 (4) | 0.179 |
| Pigeons | Columba livia | 462±35 (4) | 2.11±0.05 (4) | 120±10 (4) | 0.075 |
| Duck | Anas platyrhynchos | 2178±61 (4) | 6.12±0.21 (4) | 127±8 (4) | 0.071 |
| Goose | Anser anser | 4444±360 (4) | 10.9±0.17 (4) | 130±4 (4) | 0.062 |
| Emu | Dromaius novaehollandiae | 34975±745 (4) | 20.5±0.87 (4) | 115±4 (4) | 0.017 |
| Common name . | Scientific name . | Body mass (g) . | Brain mass (g) . | Brain protein concentration (mg g-1 wet mass) . | BMR* (kcal g-1 day-1) . |
|---|---|---|---|---|---|
| Mammals | |||||
| Mouse | Mus musculus | 37.9±1.1 (16) | 0.47±0.01 (16) | 152±6 (16) | 0.171 |
| Rat | Rattus norvegicus | 281±6 (12) | 1.78±0.03 (12) | 148±4 (12) | 0.100 |
| Sheep | Ovis aries | 38500±1380 (8) | 96±4 (8) | 138±3 (8) | 0.028 |
| Pig | Sus scrofa | 88300±6990 (8) | 81±3 (4) | 131±4 (8) | 0.019 |
| Cow | Bos taurus | 277000±20800 (8) | 311±17 (4) | 126±5 (8) | 0.015 |
| Birds | |||||
| Zebra finch | Taeniopygia guttata | 12.6±0.9 (4) | 0.42±0.01 (4) | 138±2 (4) | 0.370 |
| Sparrow | Passer domesticus | 25.9±0.9 (4) | 0.86±0.03 (4) | 149±2 (4) | 0.278 |
| Starling | Sturnus vulgaris | 75±3 (4) | 1.69±0.06 (4) | 149±3 (4) | 0.260 |
| Currawong | Strepera graculina | 283±19 (4) | 5.38±0.15 (4) | 144±8 (4) | 0.179 |
| Pigeons | Columba livia | 462±35 (4) | 2.11±0.05 (4) | 120±10 (4) | 0.075 |
| Duck | Anas platyrhynchos | 2178±61 (4) | 6.12±0.21 (4) | 127±8 (4) | 0.071 |
| Goose | Anser anser | 4444±360 (4) | 10.9±0.17 (4) | 130±4 (4) | 0.062 |
| Emu | Dromaius novaehollandiae | 34975±745 (4) | 20.5±0.87 (4) | 115±4 (4) | 0.017 |
Values are means ± s.e.m. (number of animals measured in parentheses).
BMR values for mammals are from Kleiber(1961), while BMR values for birds are from Hulbert et al.(2002a), and were converted from ml O2 g-1 h-1 to kcal g-1h-1 using a conversion factor of 4.7, which assumes an RQ of 0.7