This is entirely from personal experience, but I’ve been able to get even very reluctant vegetable eaters like cockatiels to eat lots of green like beet greens, mustard, kale, lettuce, carrots, asparagus, and bok choy. It’s a simple suggestion: use clothes pins.
If I put vegetables in a bowl, the cockatiels…
This is a food for thought post. What’s now called the Hygiene Hypothesis was first proposed in 1872 and was studied in depth in a well known study from 1989:
…“Over the past century declining family size, improvements in household amenities, and higher standards of personal cleanliness have
Just like humans, parrots can become deficient in Vitamin D and suffer health consequences such as low calcium (hypocalcemia).
…Hypocalcaemia is low calcium levels in the blood serum […] symptoms may include numbness, muscle spasms, seizures, confusion, or cardiac arrest […] Common causes include