Migrating geese A flock of Canada geese fly in a V-formation during migration. (more) How Do Birds Know When to Fly South? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/How-Do-Birds-Know-When-to-Fly-South Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select...

　　 　　California trapdoor spider Found only in southern California, the California trapdoor spider (Bothriocyrtum californium) lives in a silk-lined burrow topped with a thick lid made of silk and soil. (more) California trapdoor spider arachnid Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/animal/California-trapdoor-spider Feedback Corrections? Updates? Omissions? Let us know if...

　　 　　How long will you need to bridge the gap?© Volodymyr Shevchuk/stock.adobe.com, © Nomad_Soul/stock.adobe.com, © olyasolodenko/stock.adobe.com, © primestockphotograpy/stock.adobe.com; Photo illustration Encyclopædia Britannica, IncAn injury or illness can upend your life in an instant. If it keeps you from working, your bills, rent, and everyday expenses still need to be paid. Disability insurance helps fill that gap by replacing some of...

　　 　　Caterpillar club Scarlet caterpillar club (Cordyceps militaris) cultivated in a lab for use as an herbal supplement. It can be grown commercially using silkworm pupae or in substrates of rice and other nutrients. (more) cordyceps fungus, genus Cordyceps Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/cordyceps Feedback Corrections? Updates? Omissions?...

　　 　　Figure 1: Risk and reward in a range. Condor option spreads have four strikes. For educational purposes only.Encyclopædia Britannica, Inc.Advanced options traders know that some strategies are designed for a directional view, meaning you think a stock (or stock index, commodity, or other asset) is headed higher or lower. Other strategies, such as straddles and strangles, target volatility and...

　　 　　Europa Clipper NASA launched the Clipper to explore Jupiter's moon Europa for factors that could support life. (more) Europa Clipper spacecraft Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/technology/Europa-Clipper Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a...

　　The Vicar of Dibley British television series Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/The-Vicar-of-Dibley Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback...

　　 　　Growing tomatoes A young girl inspecting a ripe tomato in a garden. (more) How Do Plants Grow? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/How-Do-Plants-Grow Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction...

　　 　　The magic of reflection An infant reacting to his or her image reflected in a mirror. (more) How Do Mirrors Work? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/How-Do-Mirrors-Work Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a...

　　Schedule F United States government Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/topic/Schedule-F-United-States Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login). Feedback Type Select a type (Required) Factual Correction Spelling/Grammar Correction Link Correction Additional Information Other Your Feedback Submit Feedback Thank you...

　　 　　Pearl Valued for their use as jewelry, pearls form within oysters a foreign particle that the oyster treats as a threat. (more) How Do Oysters Make Pearls? Ask the Chatbot a Question More Actions Share Share Share to social media Facebook X URL https://www.britannica.com/science/How-Do-Oysters-Make-Pearls Feedback Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article...

　　 　　The Dodd-Frank Wall Street Reform and Consumer Protection Act overhauled U.S. financial regulation in 2010, targeting risky derivatives, banks, and consumer abuses. © lexiconimages/stock.adobe.comThe Dodd-Frank Wall Street Reform and Consumer Protection Act (Dodd-Frank Act) was signed into law by President Barack Obama on July 21, 2010, after a collapse in the subprime mortgage market spread to other financial derivatives...