| The dry season here is not excessive, nor is there any estivation, as in some tropical countries. |
| Calibrachoa can, however, be distinguished from Petunia based on the higher chromosome number, chromosome morphology, plant branching habit and type of flower bud estivation. |
| First, it may be remembered that this period corresponds nearly to the active life of the animal before and after estivation. |
| By shutting down their intestinal tracts during estivation, these anurans reduce their daily energy expenditure. |
| Some Sonoran Desert snails from California have been revived after eight years in estivation. |
| During prolonged estivation, African lungfishes may accumulate high concentrations of urea in the body. |
